Home / 12,896,787.40-19,360,080.30-6,924,819.40

Finding the Fourth Proportional to 12,896,787.40, 19,360,080.30 and 6,924,819.40

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Solution

The fourth proportional to 12,896,787.40, 19,360,080.30 and 6,924,819.40 is: 10,395,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,787.40 : 19,360,080.30 = 6,924,819.40 : x
  2. Step 2: Convert to fraction form
    12,896,787.40/19,360,080.30 = 6,924,819.40/x
  3. Step 3: Cross multiply
    12,896,787.40x = 19,360,080.30 × 6,924,819.40
  4. Step 4: Simplify right side
    12,896,787.40x = 134,065,059,646,997.83
  5. Step 5: Solve for x
    x = 134,065,059,646,997.83/12,896,787.40
  6. Step 6: Final answer
    x = 10,395,229.10

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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.