Home / 10,291,042.17-15,438,792.37-3,101,974.65

Finding the Fourth Proportional to 10,291,042.17, 15,438,792.37 and 3,101,974.65

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Solution

The fourth proportional to 10,291,042.17, 15,438,792.37 and 3,101,974.65 is: 4,653,633.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291,042.17 : 15,438,792.37 = 3,101,974.65 : x
  2. Step 2: Convert to fraction form
    10,291,042.17/15,438,792.37 = 3,101,974.65/x
  3. Step 3: Cross multiply
    10,291,042.17x = 15,438,792.37 × 3,101,974.65
  4. Step 4: Simplify right side
    10,291,042.17x = 47,890,742,558,353.41
  5. Step 5: Solve for x
    x = 47,890,742,558,353.41/10,291,042.17
  6. Step 6: Final answer
    x = 4,653,633.89

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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.