Home / 27,680,442.40-41,520,663.60-25,664,903.20

Finding the Fourth Proportional to 27,680,442.40, 41,520,663.60 and 25,664,903.20

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Solution

The fourth proportional to 27,680,442.40, 41,520,663.60 and 25,664,903.20 is: 38,497,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,680,442.40 : 41,520,663.60 = 25,664,903.20 : x
  2. Step 2: Convert to fraction form
    27,680,442.40/41,520,663.60 = 25,664,903.20/x
  3. Step 3: Cross multiply
    27,680,442.40x = 41,520,663.60 × 25,664,903.20
  4. Step 4: Simplify right side
    27,680,442.40x = 1,065,623,812,093,763.50
  5. Step 5: Solve for x
    x = 1,065,623,812,093,763.50/27,680,442.40
  6. Step 6: Final answer
    x = 38,497,354.80

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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.