Home / 10,368,105.80-15,552,158.70-5,319,926.60

Finding the Fourth Proportional to 10,368,105.80, 15,552,158.70 and 5,319,926.60

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Solution

The fourth proportional to 10,368,105.80, 15,552,158.70 and 5,319,926.60 is: 7,979,889.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,105.80 : 15,552,158.70 = 5,319,926.60 : x
  2. Step 2: Convert to fraction form
    10,368,105.80/15,552,158.70 = 5,319,926.60/x
  3. Step 3: Cross multiply
    10,368,105.80x = 15,552,158.70 × 5,319,926.60
  4. Step 4: Simplify right side
    10,368,105.80x = 82,736,342,755,551.41
  5. Step 5: Solve for x
    x = 82,736,342,755,551.41/10,368,105.80
  6. Step 6: Final answer
    x = 7,979,889.90

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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.