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Finding the Fourth Proportional to 59,234,562.40, 88,858,064.40 and 18,835,650.40

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Solution

The fourth proportional to 59,234,562.40, 88,858,064.40 and 18,835,650.40 is: 28,255,453.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,234,562.40 : 88,858,064.40 = 18,835,650.40 : x
  2. Step 2: Convert to fraction form
    59,234,562.40/88,858,064.40 = 18,835,650.40/x
  3. Step 3: Cross multiply
    59,234,562.40x = 88,858,064.40 × 18,835,650.40
  4. Step 4: Simplify right side
    59,234,562.40x = 1,673,699,436,259,085.75
  5. Step 5: Solve for x
    x = 1,673,699,436,259,085.75/59,234,562.40
  6. Step 6: Final answer
    x = 28,255,453.72

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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.