Home / 39,009,712.60-58,532,064.90-13,469,051.80

Finding the Fourth Proportional to 39,009,712.60, 58,532,064.90 and 13,469,051.80

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Solution

The fourth proportional to 39,009,712.60, 58,532,064.90 and 13,469,051.80 is: 20,209,618.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,009,712.60 : 58,532,064.90 = 13,469,051.80 : x
  2. Step 2: Convert to fraction form
    39,009,712.60/58,532,064.90 = 13,469,051.80/x
  3. Step 3: Cross multiply
    39,009,712.60x = 58,532,064.90 × 13,469,051.80
  4. Step 4: Simplify right side
    39,009,712.60x = 788,371,414,099,061.88
  5. Step 5: Solve for x
    x = 788,371,414,099,061.88/39,009,712.60
  6. Step 6: Final answer
    x = 20,209,618.62

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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.