Home / 25,132,392.69-34,685,510.29-15,214,739.86

Finding the Fourth Proportional to 25,132,392.69, 34,685,510.29 and 15,214,739.86

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Solution

The fourth proportional to 25,132,392.69, 34,685,510.29 and 15,214,739.86 is: 20,998,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,132,392.69 : 34,685,510.29 = 15,214,739.86 : x
  2. Step 2: Convert to fraction form
    25,132,392.69/34,685,510.29 = 15,214,739.86/x
  3. Step 3: Cross multiply
    25,132,392.69x = 34,685,510.29 × 15,214,739.86
  4. Step 4: Simplify right side
    25,132,392.69x = 527,731,015,800,275.62
  5. Step 5: Solve for x
    x = 527,731,015,800,275.62/25,132,392.69
  6. Step 6: Final answer
    x = 20,998,041.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.