Home / 30,588,533.84-42,213,290.60-16,649,215.74

Finding the Fourth Proportional to 30,588,533.84, 42,213,290.60 and 16,649,215.74

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Solution

The fourth proportional to 30,588,533.84, 42,213,290.60 and 16,649,215.74 is: 22,976,524.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,588,533.84 : 42,213,290.60 = 16,649,215.74 : x
  2. Step 2: Convert to fraction form
    30,588,533.84/42,213,290.60 = 16,649,215.74/x
  3. Step 3: Cross multiply
    30,588,533.84x = 42,213,290.60 × 16,649,215.74
  4. Step 4: Simplify right side
    30,588,533.84x = 702,818,182,336,337.12
  5. Step 5: Solve for x
    x = 702,818,182,336,337.12/30,588,533.84
  6. Step 6: Final answer
    x = 22,976,524.01

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Double scale
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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.