Home / 10,114,906.60-15,172,359.90-5,792,519.80

Finding the Fourth Proportional to 10,114,906.60, 15,172,359.90 and 5,792,519.80

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Solution

The fourth proportional to 10,114,906.60, 15,172,359.90 and 5,792,519.80 is: 8,688,779.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114,906.60 : 15,172,359.90 = 5,792,519.80 : x
  2. Step 2: Convert to fraction form
    10,114,906.60/15,172,359.90 = 5,792,519.80/x
  3. Step 3: Cross multiply
    10,114,906.60x = 15,172,359.90 × 5,792,519.80
  4. Step 4: Simplify right side
    10,114,906.60x = 87,886,195,133,476.02
  5. Step 5: Solve for x
    x = 87,886,195,133,476.02/10,114,906.60
  6. Step 6: Final answer
    x = 8,688,779.70

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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.