Home / 12,298,948.60-18,432,870.90-4,715,793.40

Finding the Fourth Proportional to 12,298,948.60, 18,432,870.90 and 4,715,793.40

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Solution

The fourth proportional to 12,298,948.60, 18,432,870.90 and 4,715,793.40 is: 7,067,726.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298,948.60 : 18,432,870.90 = 4,715,793.40 : x
  2. Step 2: Convert to fraction form
    12,298,948.60/18,432,870.90 = 4,715,793.40/x
  3. Step 3: Cross multiply
    12,298,948.60x = 18,432,870.90 × 4,715,793.40
  4. Step 4: Simplify right side
    12,298,948.60x = 86,925,610,933,272.06
  5. Step 5: Solve for x
    x = 86,925,610,933,272.06/12,298,948.60
  6. Step 6: Final answer
    x = 7,067,726.99

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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.