Home / 8,864,122.32-12,233,460.78-5,143,772.88

Finding the Fourth Proportional to 8,864,122.32, 12,233,460.78 and 5,143,772.88

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Solution

The fourth proportional to 8,864,122.32, 12,233,460.78 and 5,143,772.88 is: 7,098,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864,122.32 : 12,233,460.78 = 5,143,772.88 : x
  2. Step 2: Convert to fraction form
    8,864,122.32/12,233,460.78 = 5,143,772.88/x
  3. Step 3: Cross multiply
    8,864,122.32x = 12,233,460.78 × 5,143,772.88
  4. Step 4: Simplify right side
    8,864,122.32x = 62,926,143,788,707.64
  5. Step 5: Solve for x
    x = 62,926,143,788,707.64/8,864,122.32
  6. Step 6: Final answer
    x = 7,098,970.60

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1.5x scale

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.