Home / 40,129,619.40-60,194,429.10-14,571,462.60

Finding the Fourth Proportional to 40,129,619.40, 60,194,429.10 and 14,571,462.60

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Solution

The fourth proportional to 40,129,619.40, 60,194,429.10 and 14,571,462.60 is: 21,857,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,129,619.40 : 60,194,429.10 = 14,571,462.60 : x
  2. Step 2: Convert to fraction form
    40,129,619.40/60,194,429.10 = 14,571,462.60/x
  3. Step 3: Cross multiply
    40,129,619.40x = 60,194,429.10 × 14,571,462.60
  4. Step 4: Simplify right side
    40,129,619.40x = 877,120,872,359,001.62
  5. Step 5: Solve for x
    x = 877,120,872,359,001.62/40,129,619.40
  6. Step 6: Final answer
    x = 21,857,193.90

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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.