Home / 34,120,315.20-51,180,472.80-18,974,246.70

Finding the Fourth Proportional to 34,120,315.20, 51,180,472.80 and 18,974,246.70

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Solution

The fourth proportional to 34,120,315.20, 51,180,472.80 and 18,974,246.70 is: 28,461,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120,315.20 : 51,180,472.80 = 18,974,246.70 : x
  2. Step 2: Convert to fraction form
    34,120,315.20/51,180,472.80 = 18,974,246.70/x
  3. Step 3: Cross multiply
    34,120,315.20x = 51,180,472.80 × 18,974,246.70
  4. Step 4: Simplify right side
    34,120,315.20x = 971,110,917,129,839.62
  5. Step 5: Solve for x
    x = 971,110,917,129,839.62/34,120,315.20
  6. Step 6: Final answer
    x = 28,461,370.05

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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.