Home / 28,948,219.08-43,422,847.60-10,517,253.56

Finding the Fourth Proportional to 28,948,219.08, 43,422,847.60 and 10,517,253.56

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Solution

The fourth proportional to 28,948,219.08, 43,422,847.60 and 10,517,253.56 is: 15,776,068.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,948,219.08 : 43,422,847.60 = 10,517,253.56 : x
  2. Step 2: Convert to fraction form
    28,948,219.08/43,422,847.60 = 10,517,253.56/x
  3. Step 3: Cross multiply
    28,948,219.08x = 43,422,847.60 × 10,517,253.56
  4. Step 4: Simplify right side
    28,948,219.08x = 456,689,098,506,437.50
  5. Step 5: Solve for x
    x = 456,689,098,506,437.50/28,948,219.08
  6. Step 6: Final answer
    x = 15,776,068.89

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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.