Home / 15,774,691.20-23,652,705.60-8,216,419.20

Finding the Fourth Proportional to 15,774,691.20, 23,652,705.60 and 8,216,419.20

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Solution

The fourth proportional to 15,774,691.20, 23,652,705.60 and 8,216,419.20 is: 12,319,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774,691.20 : 23,652,705.60 = 8,216,419.20 : x
  2. Step 2: Convert to fraction form
    15,774,691.20/23,652,705.60 = 8,216,419.20/x
  3. Step 3: Cross multiply
    15,774,691.20x = 23,652,705.60 × 8,216,419.20
  4. Step 4: Simplify right side
    15,774,691.20x = 194,340,544,423,787.53
  5. Step 5: Solve for x
    x = 194,340,544,423,787.53/15,774,691.20
  6. Step 6: Final answer
    x = 12,319,768.54

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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.