Home / 39,009,711.60-58,532,063.40-13,469,050.80

Finding the Fourth Proportional to 39,009,711.60, 58,532,063.40 and 13,469,050.80

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Solution

The fourth proportional to 39,009,711.60, 58,532,063.40 and 13,469,050.80 is: 20,209,617.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,009,711.60 : 58,532,063.40 = 13,469,050.80 : x
  2. Step 2: Convert to fraction form
    39,009,711.60/58,532,063.40 = 13,469,050.80/x
  3. Step 3: Cross multiply
    39,009,711.60x = 58,532,063.40 × 13,469,050.80
  4. Step 4: Simplify right side
    39,009,711.60x = 788,371,335,363,420.75
  5. Step 5: Solve for x
    x = 788,371,335,363,420.75/39,009,711.60
  6. Step 6: Final answer
    x = 20,209,617.12

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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.