Home / 30,496,959.12-45,745,985.40-11,079,974.88

Finding the Fourth Proportional to 30,496,959.12, 45,745,985.40 and 11,079,974.88

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Solution

The fourth proportional to 30,496,959.12, 45,745,985.40 and 11,079,974.88 is: 16,620,160.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,496,959.12 : 45,745,985.40 = 11,079,974.88 : x
  2. Step 2: Convert to fraction form
    30,496,959.12/45,745,985.40 = 11,079,974.88/x
  3. Step 3: Cross multiply
    30,496,959.12x = 45,745,985.40 × 11,079,974.88
  4. Step 4: Simplify right side
    30,496,959.12x = 506,864,369,092,846.75
  5. Step 5: Solve for x
    x = 506,864,369,092,846.75/30,496,959.12
  6. Step 6: Final answer
    x = 16,620,160.95

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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.