Home / 51,281,701.20-76,922,551.80-15,379,909.20

Finding the Fourth Proportional to 51,281,701.20, 76,922,551.80 and 15,379,909.20

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Solution

The fourth proportional to 51,281,701.20, 76,922,551.80 and 15,379,909.20 is: 23,069,863.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,281,701.20 : 76,922,551.80 = 15,379,909.20 : x
  2. Step 2: Convert to fraction form
    51,281,701.20/76,922,551.80 = 15,379,909.20/x
  3. Step 3: Cross multiply
    51,281,701.20x = 76,922,551.80 × 15,379,909.20
  4. Step 4: Simplify right side
    51,281,701.20x = 1,183,061,862,116,296.50
  5. Step 5: Solve for x
    x = 1,183,061,862,116,296.50/51,281,701.20
  6. Step 6: Final answer
    x = 23,069,863.80

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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.