Home / 18,944,054.20-28,416,081.30-6,974,313.40

Finding the Fourth Proportional to 18,944,054.20, 28,416,081.30 and 6,974,313.40

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Solution

The fourth proportional to 18,944,054.20, 28,416,081.30 and 6,974,313.40 is: 10,461,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944,054.20 : 28,416,081.30 = 6,974,313.40 : x
  2. Step 2: Convert to fraction form
    18,944,054.20/28,416,081.30 = 6,974,313.40/x
  3. Step 3: Cross multiply
    18,944,054.20x = 28,416,081.30 × 6,974,313.40
  4. Step 4: Simplify right side
    18,944,054.20x = 198,182,656,586,079.44
  5. Step 5: Solve for x
    x = 198,182,656,586,079.44/18,944,054.20
  6. Step 6: Final answer
    x = 10,461,470.10

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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.