Home / 22,098,754.64-30,496,969.83-12,681,270.20

Finding the Fourth Proportional to 22,098,754.64, 30,496,969.83 and 12,681,270.20

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Solution

The fourth proportional to 22,098,754.64, 30,496,969.83 and 12,681,270.20 is: 17,500,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,098,754.64 : 30,496,969.83 = 12,681,270.20 : x
  2. Step 2: Convert to fraction form
    22,098,754.64/30,496,969.83 = 12,681,270.20/x
  3. Step 3: Cross multiply
    22,098,754.64x = 30,496,969.83 × 12,681,270.20
  4. Step 4: Simplify right side
    22,098,754.64x = 386,740,314,695,478
  5. Step 5: Solve for x
    x = 386,740,314,695,478/22,098,754.64
  6. Step 6: Final answer
    x = 17,500,547.93

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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.