Home / 12,897,788.64-19,346,849.04-3,797,817.20

Finding the Fourth Proportional to 12,897,788.64, 19,346,849.04 and 3,797,817.20

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Solution

The fourth proportional to 12,897,788.64, 19,346,849.04 and 3,797,817.20 is: 5,696,774.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,897,788.64 : 19,346,849.04 = 3,797,817.20 : x
  2. Step 2: Convert to fraction form
    12,897,788.64/19,346,849.04 = 3,797,817.20/x
  3. Step 3: Cross multiply
    12,897,788.64x = 19,346,849.04 × 3,797,817.20
  4. Step 4: Simplify right side
    12,897,788.64x = 73,475,796,049,915.48
  5. Step 5: Solve for x
    x = 73,475,796,049,915.48/12,897,788.64
  6. Step 6: Final answer
    x = 5,696,774.70

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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.