Home / 54,737,909.36-75,538,515.10-29,620,018.88

Finding the Fourth Proportional to 54,737,909.36, 75,538,515.10 and 29,620,018.88

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Solution

The fourth proportional to 54,737,909.36, 75,538,515.10 and 29,620,018.88 is: 40,875,734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,737,909.36 : 75,538,515.10 = 29,620,018.88 : x
  2. Step 2: Convert to fraction form
    54,737,909.36/75,538,515.10 = 29,620,018.88/x
  3. Step 3: Cross multiply
    54,737,909.36x = 75,538,515.10 × 29,620,018.88
  4. Step 4: Simplify right side
    54,737,909.36x = 2,237,452,243,429,164.75
  5. Step 5: Solve for x
    x = 2,237,452,243,429,164.75/54,737,909.36
  6. Step 6: Final answer
    x = 40,875,734.38

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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.