Home / 7,281,472.28-10,052,209.73-5,319,147.14

Finding the Fourth Proportional to 7,281,472.28, 10,052,209.73 and 5,319,147.14

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Solution

The fourth proportional to 7,281,472.28, 10,052,209.73 and 5,319,147.14 is: 7,343,182.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281,472.28 : 10,052,209.73 = 5,319,147.14 : x
  2. Step 2: Convert to fraction form
    7,281,472.28/10,052,209.73 = 5,319,147.14/x
  3. Step 3: Cross multiply
    7,281,472.28x = 10,052,209.73 × 5,319,147.14
  4. Step 4: Simplify right side
    7,281,472.28x = 53,469,182,636,009.67
  5. Step 5: Solve for x
    x = 53,469,182,636,009.67/7,281,472.28
  6. Step 6: Final answer
    x = 7,343,182.89

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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.