Home / 13,646,480.17-18,832,233.67-7,451,569.89

Finding the Fourth Proportional to 13,646,480.17, 18,832,233.67 and 7,451,569.89

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Solution

The fourth proportional to 13,646,480.17, 18,832,233.67 and 7,451,569.89 is: 10,283,216.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,646,480.17 : 18,832,233.67 = 7,451,569.89 : x
  2. Step 2: Convert to fraction form
    13,646,480.17/18,832,233.67 = 7,451,569.89/x
  3. Step 3: Cross multiply
    13,646,480.17x = 18,832,233.67 × 7,451,569.89
  4. Step 4: Simplify right side
    13,646,480.17x = 140,329,705,376,816.20
  5. Step 5: Solve for x
    x = 140,329,705,376,816.20/13,646,480.17
  6. Step 6: Final answer
    x = 10,283,216.16

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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.