Home / 30,771,875.07-42,466,236.75-17,543,008.26

Finding the Fourth Proportional to 30,771,875.07, 42,466,236.75 and 17,543,008.26

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Solution

The fourth proportional to 30,771,875.07, 42,466,236.75 and 17,543,008.26 is: 24,209,949.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,771,875.07 : 42,466,236.75 = 17,543,008.26 : x
  2. Step 2: Convert to fraction form
    30,771,875.07/42,466,236.75 = 17,543,008.26/x
  3. Step 3: Cross multiply
    30,771,875.07x = 42,466,236.75 × 17,543,008.26
  4. Step 4: Simplify right side
    30,771,875.07x = 744,985,542,076,365.62
  5. Step 5: Solve for x
    x = 744,985,542,076,365.62/30,771,875.07
  6. Step 6: Final answer
    x = 24,209,949.52

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.