Home / 32,918,590.62-45,428,386.68-18,789,491.70

Finding the Fourth Proportional to 32,918,590.62, 45,428,386.68 and 18,789,491.70

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Solution

The fourth proportional to 32,918,590.62, 45,428,386.68 and 18,789,491.70 is: 25,929,916.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,918,590.62 : 45,428,386.68 = 18,789,491.70 : x
  2. Step 2: Convert to fraction form
    32,918,590.62/45,428,386.68 = 18,789,491.70/x
  3. Step 3: Cross multiply
    32,918,590.62x = 45,428,386.68 × 18,789,491.70
  4. Step 4: Simplify right side
    32,918,590.62x = 853,576,294,468,250.50
  5. Step 5: Solve for x
    x = 853,576,294,468,250.50/32,918,590.62
  6. Step 6: Final answer
    x = 25,929,916.15

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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.