Home / 12,506,500.80-18,740,381.52-8,675,773.44

Finding the Fourth Proportional to 12,506,500.80, 18,740,381.52 and 8,675,773.44

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Solution

The fourth proportional to 12,506,500.80, 18,740,381.52 and 8,675,773.44 is: 13,000,223.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506,500.80 : 18,740,381.52 = 8,675,773.44 : x
  2. Step 2: Convert to fraction form
    12,506,500.80/18,740,381.52 = 8,675,773.44/x
  3. Step 3: Cross multiply
    12,506,500.80x = 18,740,381.52 × 8,675,773.44
  4. Step 4: Simplify right side
    12,506,500.80x = 162,587,304,246,682.81
  5. Step 5: Solve for x
    x = 162,587,304,246,682.81/12,506,500.80
  6. Step 6: Final answer
    x = 13,000,223.39

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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.