Home / 9,137,551.80-12,609,835.20-5,006,926.56

Finding the Fourth Proportional to 9,137,551.80, 12,609,835.20 and 5,006,926.56

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Solution

The fourth proportional to 9,137,551.80, 12,609,835.20 and 5,006,926.56 is: 6,909,566.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137,551.80 : 12,609,835.20 = 5,006,926.56 : x
  2. Step 2: Convert to fraction form
    9,137,551.80/12,609,835.20 = 5,006,926.56/x
  3. Step 3: Cross multiply
    9,137,551.80x = 12,609,835.20 × 5,006,926.56
  4. Step 4: Simplify right side
    9,137,551.80x = 63,136,518,780,102.91
  5. Step 5: Solve for x
    x = 63,136,518,780,102.91/9,137,551.80
  6. Step 6: Final answer
    x = 6,909,566.17

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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.