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Finding the Fourth Proportional to 58,797,746.70, 88,028,658.45 and 52,751,129.10

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Solution

The fourth proportional to 58,797,746.70, 88,028,658.45 and 52,751,129.10 is: 78,976,004.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,797,746.70 : 88,028,658.45 = 52,751,129.10 : x
  2. Step 2: Convert to fraction form
    58,797,746.70/88,028,658.45 = 52,751,129.10/x
  3. Step 3: Cross multiply
    58,797,746.70x = 88,028,658.45 × 52,751,129.10
  4. Step 4: Simplify right side
    58,797,746.70x = 4,643,611,126,395,756
  5. Step 5: Solve for x
    x = 4,643,611,126,395,756/58,797,746.70
  6. Step 6: Final answer
    x = 78,976,004.81

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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.