Home / 21,632,553.90-29,853,280.35-11,842,836.59

Finding the Fourth Proportional to 21,632,553.90, 29,853,280.35 and 11,842,836.59

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Solution

The fourth proportional to 21,632,553.90, 29,853,280.35 and 11,842,836.59 is: 16,343,309.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,632,553.90 : 29,853,280.35 = 11,842,836.59 : x
  2. Step 2: Convert to fraction form
    21,632,553.90/29,853,280.35 = 11,842,836.59/x
  3. Step 3: Cross multiply
    21,632,553.90x = 29,853,280.35 × 11,842,836.59
  4. Step 4: Simplify right side
    21,632,553.90x = 353,547,520,935,141.19
  5. Step 5: Solve for x
    x = 353,547,520,935,141.19/21,632,553.90
  6. Step 6: Final answer
    x = 16,343,309.37

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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.