Home / 19,979,049.30-29,956,438.20-7,833,962.04

Finding the Fourth Proportional to 19,979,049.30, 29,956,438.20 and 7,833,962.04

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Solution

The fourth proportional to 19,979,049.30, 29,956,438.20 and 7,833,962.04 is: 11,746,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,979,049.30 : 29,956,438.20 = 7,833,962.04 : x
  2. Step 2: Convert to fraction form
    19,979,049.30/29,956,438.20 = 7,833,962.04/x
  3. Step 3: Cross multiply
    19,979,049.30x = 29,956,438.20 × 7,833,962.04
  4. Step 4: Simplify right side
    19,979,049.30x = 234,677,599,712,405.94
  5. Step 5: Solve for x
    x = 234,677,599,712,405.94/19,979,049.30
  6. Step 6: Final answer
    x = 11,746,184.53

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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.