Home / 36,031,511.48-54,036,089.09-12,999,451.87

Finding the Fourth Proportional to 36,031,511.48, 54,036,089.09 and 12,999,451.87

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Solution

The fourth proportional to 36,031,511.48, 54,036,089.09 and 12,999,451.87 is: 19,495,144.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,031,511.48 : 54,036,089.09 = 12,999,451.87 : x
  2. Step 2: Convert to fraction form
    36,031,511.48/54,036,089.09 = 12,999,451.87/x
  3. Step 3: Cross multiply
    36,031,511.48x = 54,036,089.09 × 12,999,451.87
  4. Step 4: Simplify right side
    36,031,511.48x = 702,439,539,098,306.75
  5. Step 5: Solve for x
    x = 702,439,539,098,306.75/36,031,511.48
  6. Step 6: Final answer
    x = 19,495,144.95

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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.