Home / 7,986,402.24-11,974,808.40-3,663,036.80

Finding the Fourth Proportional to 7,986,402.24, 11,974,808.40 and 3,663,036.80

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Solution

The fourth proportional to 7,986,402.24, 11,974,808.40 and 3,663,036.80 is: 5,492,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,986,402.24 : 11,974,808.40 = 3,663,036.80 : x
  2. Step 2: Convert to fraction form
    7,986,402.24/11,974,808.40 = 3,663,036.80/x
  3. Step 3: Cross multiply
    7,986,402.24x = 11,974,808.40 × 3,663,036.80
  4. Step 4: Simplify right side
    7,986,402.24x = 43,864,163,842,149.12
  5. Step 5: Solve for x
    x = 43,864,163,842,149.12/7,986,402.24
  6. Step 6: Final answer
    x = 5,492,355.95

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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.