Home / 36,429,106.80-54,643,660.20-13,715,099.76

Finding the Fourth Proportional to 36,429,106.80, 54,643,660.20 and 13,715,099.76

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Solution

The fourth proportional to 36,429,106.80, 54,643,660.20 and 13,715,099.76 is: 20,572,649.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,429,106.80 : 54,643,660.20 = 13,715,099.76 : x
  2. Step 2: Convert to fraction form
    36,429,106.80/54,643,660.20 = 13,715,099.76/x
  3. Step 3: Cross multiply
    36,429,106.80x = 54,643,660.20 × 13,715,099.76
  4. Step 4: Simplify right side
    36,429,106.80x = 749,443,250,894,541.62
  5. Step 5: Solve for x
    x = 749,443,250,894,541.62/36,429,106.80
  6. Step 6: Final answer
    x = 20,572,649.64

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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.