Home / 12,687,393.24-19,030,924.80-3,102,854.76

Finding the Fourth Proportional to 12,687,393.24, 19,030,924.80 and 3,102,854.76

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Solution

The fourth proportional to 12,687,393.24, 19,030,924.80 and 3,102,854.76 is: 4,654,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,687,393.24 : 19,030,924.80 = 3,102,854.76 : x
  2. Step 2: Convert to fraction form
    12,687,393.24/19,030,924.80 = 3,102,854.76/x
  3. Step 3: Cross multiply
    12,687,393.24x = 19,030,924.80 × 3,102,854.76
  4. Step 4: Simplify right side
    12,687,393.24x = 59,050,195,602,882.05
  5. Step 5: Solve for x
    x = 59,050,195,602,882.05/12,687,393.24
  6. Step 6: Final answer
    x = 4,654,241.77

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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.