Home / 25,816,095.67-38,726,980.45-8,538,002.88

Finding the Fourth Proportional to 25,816,095.67, 38,726,980.45 and 8,538,002.88

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Solution

The fourth proportional to 25,816,095.67, 38,726,980.45 and 8,538,002.88 is: 12,807,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816,095.67 : 38,726,980.45 = 8,538,002.88 : x
  2. Step 2: Convert to fraction form
    25,816,095.67/38,726,980.45 = 8,538,002.88/x
  3. Step 3: Cross multiply
    25,816,095.67x = 38,726,980.45 × 8,538,002.88
  4. Step 4: Simplify right side
    25,816,095.67x = 330,651,070,615,803.75
  5. Step 5: Solve for x
    x = 330,651,070,615,803.75/25,816,095.67
  6. Step 6: Final answer
    x = 12,807,942.57

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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.