Home / 9,547,373.28-13,175,429.92-5,196,449.20

Finding the Fourth Proportional to 9,547,373.28, 13,175,429.92 and 5,196,449.20

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Solution

The fourth proportional to 9,547,373.28, 13,175,429.92 and 5,196,449.20 is: 7,171,129.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,547,373.28 : 13,175,429.92 = 5,196,449.20 : x
  2. Step 2: Convert to fraction form
    9,547,373.28/13,175,429.92 = 5,196,449.20/x
  3. Step 3: Cross multiply
    9,547,373.28x = 13,175,429.92 × 5,196,449.20
  4. Step 4: Simplify right side
    9,547,373.28x = 68,465,452,267,440.06
  5. Step 5: Solve for x
    x = 68,465,452,267,440.06/9,547,373.28
  6. Step 6: Final answer
    x = 7,171,129.72

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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.