Home / 8,913,857.66-13,366,892.88-3,154,677.17

Finding the Fourth Proportional to 8,913,857.66, 13,366,892.88 and 3,154,677.17

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Solution

The fourth proportional to 8,913,857.66, 13,366,892.88 and 3,154,677.17 is: 4,730,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,913,857.66 : 13,366,892.88 = 3,154,677.17 : x
  2. Step 2: Convert to fraction form
    8,913,857.66/13,366,892.88 = 3,154,677.17/x
  3. Step 3: Cross multiply
    8,913,857.66x = 13,366,892.88 × 3,154,677.17
  4. Step 4: Simplify right side
    8,913,857.66x = 42,168,231,802,371.55
  5. Step 5: Solve for x
    x = 42,168,231,802,371.55/8,913,857.66
  6. Step 6: Final answer
    x = 4,730,637.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.