Home / 28,331,353.10-42,497,029.65-22,662,649.10

Finding the Fourth Proportional to 28,331,353.10, 42,497,029.65 and 22,662,649.10

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Solution

The fourth proportional to 28,331,353.10, 42,497,029.65 and 22,662,649.10 is: 33,993,973.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,331,353.10 : 42,497,029.65 = 22,662,649.10 : x
  2. Step 2: Convert to fraction form
    28,331,353.10/42,497,029.65 = 22,662,649.10/x
  3. Step 3: Cross multiply
    28,331,353.10x = 42,497,029.65 × 22,662,649.10
  4. Step 4: Simplify right side
    28,331,353.10x = 963,095,270,750,245.88
  5. Step 5: Solve for x
    x = 963,095,270,750,245.88/28,331,353.10
  6. Step 6: Final answer
    x = 33,993,973.65

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.