Home / 47,872,918.90-71,819,466.90-15,522,299.20

Finding the Fourth Proportional to 47,872,918.90, 71,819,466.90 and 15,522,299.20

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Solution

The fourth proportional to 47,872,918.90, 71,819,466.90 and 15,522,299.20 is: 23,286,719.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,872,918.90 : 71,819,466.90 = 15,522,299.20 : x
  2. Step 2: Convert to fraction form
    47,872,918.90/71,819,466.90 = 15,522,299.20/x
  3. Step 3: Cross multiply
    47,872,918.90x = 71,819,466.90 × 15,522,299.20
  4. Step 4: Simplify right side
    47,872,918.90x = 1,114,803,253,606,296.50
  5. Step 5: Solve for x
    x = 1,114,803,253,606,296.50/47,872,918.90
  6. Step 6: Final answer
    x = 23,286,719.91

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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.