Home / 20,098,495.65-30,150,732.78-9,316,886.37

Finding the Fourth Proportional to 20,098,495.65, 30,150,732.78 and 9,316,886.37

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Solution

The fourth proportional to 20,098,495.65, 30,150,732.78 and 9,316,886.37 is: 13,976,715.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,098,495.65 : 30,150,732.78 = 9,316,886.37 : x
  2. Step 2: Convert to fraction form
    20,098,495.65/30,150,732.78 = 9,316,886.37/x
  3. Step 3: Cross multiply
    20,098,495.65x = 30,150,732.78 × 9,316,886.37
  4. Step 4: Simplify right side
    20,098,495.65x = 280,910,951,283,494.19
  5. Step 5: Solve for x
    x = 280,910,951,283,494.19/20,098,495.65
  6. Step 6: Final answer
    x = 13,976,715.28

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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.