Home / 75,026,747.52-112,524,373.44-21,161,462.40

Finding the Fourth Proportional to 75,026,747.52, 112,524,373.44 and 21,161,462.40

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Solution

The fourth proportional to 75,026,747.52, 112,524,373.44 and 21,161,462.40 is: 31,737,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,026,747.52 : 112,524,373.44 = 21,161,462.40 : x
  2. Step 2: Convert to fraction form
    75,026,747.52/112,524,373.44 = 21,161,462.40/x
  3. Step 3: Cross multiply
    75,026,747.52x = 112,524,373.44 × 21,161,462.40
  4. Step 4: Simplify right side
    75,026,747.52x = 2,381,180,297,634,118.50
  5. Step 5: Solve for x
    x = 2,381,180,297,634,118.50/75,026,747.52
  6. Step 6: Final answer
    x = 31,737,751.89

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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.