Home / 22,570,011.96-31,156,151.24-15,237,776.73

Finding the Fourth Proportional to 22,570,011.96, 31,156,151.24 and 15,237,776.73

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Solution

The fourth proportional to 22,570,011.96, 31,156,151.24 and 15,237,776.73 is: 21,034,569.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,570,011.96 : 31,156,151.24 = 15,237,776.73 : x
  2. Step 2: Convert to fraction form
    22,570,011.96/31,156,151.24 = 15,237,776.73/x
  3. Step 3: Cross multiply
    22,570,011.96x = 31,156,151.24 × 15,237,776.73
  4. Step 4: Simplify right side
    22,570,011.96x = 474,750,476,516,162.69
  5. Step 5: Solve for x
    x = 474,750,476,516,162.69/22,570,011.96
  6. Step 6: Final answer
    x = 21,034,569.12

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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.