Home / 55,401,092.64-76,413,849.12-38,884,901.04

Finding the Fourth Proportional to 55,401,092.64, 76,413,849.12 and 38,884,901.04

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Solution

The fourth proportional to 55,401,092.64, 76,413,849.12 and 38,884,901.04 is: 53,633,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,401,092.64 : 76,413,849.12 = 38,884,901.04 : x
  2. Step 2: Convert to fraction form
    55,401,092.64/76,413,849.12 = 38,884,901.04/x
  3. Step 3: Cross multiply
    55,401,092.64x = 76,413,849.12 × 38,884,901.04
  4. Step 4: Simplify right side
    55,401,092.64x = 2,971,344,961,116,691
  5. Step 5: Solve for x
    x = 2,971,344,961,116,691/55,401,092.64
  6. Step 6: Final answer
    x = 53,633,327.78

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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.