Home / 9,878,890.09-14,832,902.14-5,510,564.57

Finding the Fourth Proportional to 9,878,890.09, 14,832,902.14 and 5,510,564.57

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Solution

The fourth proportional to 9,878,890.09, 14,832,902.14 and 5,510,564.57 is: 8,273,972.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,878,890.09 : 14,832,902.14 = 5,510,564.57 : x
  2. Step 2: Convert to fraction form
    9,878,890.09/14,832,902.14 = 5,510,564.57/x
  3. Step 3: Cross multiply
    9,878,890.09x = 14,832,902.14 × 5,510,564.57
  4. Step 4: Simplify right side
    9,878,890.09x = 81,737,664,915,020.27
  5. Step 5: Solve for x
    x = 81,737,664,915,020.27/9,878,890.09
  6. Step 6: Final answer
    x = 8,273,972.50

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1.5x scale

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.