Home / 47,872,968.40-71,819,541.15-15,522,348.70

Finding the Fourth Proportional to 47,872,968.40, 71,819,541.15 and 15,522,348.70

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Solution

The fourth proportional to 47,872,968.40, 71,819,541.15 and 15,522,348.70 is: 23,286,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,872,968.40 : 71,819,541.15 = 15,522,348.70 : x
  2. Step 2: Convert to fraction form
    47,872,968.40/71,819,541.15 = 15,522,348.70/x
  3. Step 3: Cross multiply
    47,872,968.40x = 71,819,541.15 × 15,522,348.70
  4. Step 4: Simplify right side
    47,872,968.40x = 1,114,807,961,204,299
  5. Step 5: Solve for x
    x = 1,114,807,961,204,299/47,872,968.40
  6. Step 6: Final answer
    x = 23,286,794.17

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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.