Home / 9,395,909.76-12,966,863.28-5,267,267.04

Finding the Fourth Proportional to 9,395,909.76, 12,966,863.28 and 5,267,267.04

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Solution

The fourth proportional to 9,395,909.76, 12,966,863.28 and 5,267,267.04 is: 7,269,113.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,395,909.76 : 12,966,863.28 = 5,267,267.04 : x
  2. Step 2: Convert to fraction form
    9,395,909.76/12,966,863.28 = 5,267,267.04/x
  3. Step 3: Cross multiply
    9,395,909.76x = 12,966,863.28 × 5,267,267.04
  4. Step 4: Simplify right side
    9,395,909.76x = 68,299,931,566,930.29
  5. Step 5: Solve for x
    x = 68,299,931,566,930.29/9,395,909.76
  6. Step 6: Final answer
    x = 7,269,113.19

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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.