Home / 25,432,607.80-38,148,911.70-8,160,775.30

Finding the Fourth Proportional to 25,432,607.80, 38,148,911.70 and 8,160,775.30

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Solution

The fourth proportional to 25,432,607.80, 38,148,911.70 and 8,160,775.30 is: 12,241,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432,607.80 : 38,148,911.70 = 8,160,775.30 : x
  2. Step 2: Convert to fraction form
    25,432,607.80/38,148,911.70 = 8,160,775.30/x
  3. Step 3: Cross multiply
    25,432,607.80x = 38,148,911.70 × 8,160,775.30
  4. Step 4: Simplify right side
    25,432,607.80x = 311,324,696,323,241
  5. Step 5: Solve for x
    x = 311,324,696,323,241/25,432,607.80
  6. Step 6: Final answer
    x = 12,241,162.95

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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.