Home / 21,314,730.52-31,982,593.38-9,953,527.96

Finding the Fourth Proportional to 21,314,730.52, 31,982,593.38 and 9,953,527.96

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Solution

The fourth proportional to 21,314,730.52, 31,982,593.38 and 9,953,527.96 is: 14,935,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,314,730.52 : 31,982,593.38 = 9,953,527.96 : x
  2. Step 2: Convert to fraction form
    21,314,730.52/31,982,593.38 = 9,953,527.96/x
  3. Step 3: Cross multiply
    21,314,730.52x = 31,982,593.38 × 9,953,527.96
  4. Step 4: Simplify right side
    21,314,730.52x = 318,339,637,441,140.94
  5. Step 5: Solve for x
    x = 318,339,637,441,140.94/21,314,730.52
  6. Step 6: Final answer
    x = 14,935,194.10

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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.