Home / 25,454,985.48-38,186,064.30-8,177,392.68

Finding the Fourth Proportional to 25,454,985.48, 38,186,064.30 and 8,177,392.68

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Solution

The fourth proportional to 25,454,985.48, 38,186,064.30 and 8,177,392.68 is: 12,267,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,454,985.48 : 38,186,064.30 = 8,177,392.68 : x
  2. Step 2: Convert to fraction form
    25,454,985.48/38,186,064.30 = 8,177,392.68/x
  3. Step 3: Cross multiply
    25,454,985.48x = 38,186,064.30 × 8,177,392.68
  4. Step 4: Simplify right side
    25,454,985.48x = 312,262,442,684,829.31
  5. Step 5: Solve for x
    x = 312,262,442,684,829.31/25,454,985.48
  6. Step 6: Final answer
    x = 12,267,241.05

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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.