Home / 48,347,670.90-72,500,511.15-15,987,069.30

Finding the Fourth Proportional to 48,347,670.90, 72,500,511.15 and 15,987,069.30

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Solution

The fourth proportional to 48,347,670.90, 72,500,511.15 and 15,987,069.30 is: 23,973,661.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,347,670.90 : 72,500,511.15 = 15,987,069.30 : x
  2. Step 2: Convert to fraction form
    48,347,670.90/72,500,511.15 = 15,987,069.30/x
  3. Step 3: Cross multiply
    48,347,670.90x = 72,500,511.15 × 15,987,069.30
  4. Step 4: Simplify right side
    48,347,670.90x = 1,159,070,696,040,472.75
  5. Step 5: Solve for x
    x = 1,159,070,696,040,472.75/48,347,670.90
  6. Step 6: Final answer
    x = 23,973,661.49

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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.