Home / 25,760,579.67-38,646,838.65-8,488,162.15

Finding the Fourth Proportional to 25,760,579.67, 38,646,838.65 and 8,488,162.15

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Solution

The fourth proportional to 25,760,579.67, 38,646,838.65 and 8,488,162.15 is: 12,734,210.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,760,579.67 : 38,646,838.65 = 8,488,162.15 : x
  2. Step 2: Convert to fraction form
    25,760,579.67/38,646,838.65 = 8,488,162.15/x
  3. Step 3: Cross multiply
    25,760,579.67x = 38,646,838.65 × 8,488,162.15
  4. Step 4: Simplify right side
    25,760,579.67x = 328,040,633,078,052
  5. Step 5: Solve for x
    x = 328,040,633,078,052/25,760,579.67
  6. Step 6: Final answer
    x = 12,734,210.07

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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.