Home / 7,866,737.70-11,791,812.15-4,493,681.70

Finding the Fourth Proportional to 7,866,737.70, 11,791,812.15 and 4,493,681.70

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Solution

The fourth proportional to 7,866,737.70, 11,791,812.15 and 4,493,681.70 is: 6,735,784.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,866,737.70 : 11,791,812.15 = 4,493,681.70 : x
  2. Step 2: Convert to fraction form
    7,866,737.70/11,791,812.15 = 4,493,681.70/x
  3. Step 3: Cross multiply
    7,866,737.70x = 11,791,812.15 × 4,493,681.70
  4. Step 4: Simplify right side
    7,866,737.70x = 52,988,650,468,292.66
  5. Step 5: Solve for x
    x = 52,988,650,468,292.66/7,866,737.70
  6. Step 6: Final answer
    x = 6,735,784.58

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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.