Home / 10,908,861.60-16,381,007.10-7,330,492.20

Finding the Fourth Proportional to 10,908,861.60, 16,381,007.10 and 7,330,492.20

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Solution

The fourth proportional to 10,908,861.60, 16,381,007.10 and 7,330,492.20 is: 11,007,642.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908,861.60 : 16,381,007.10 = 7,330,492.20 : x
  2. Step 2: Convert to fraction form
    10,908,861.60/16,381,007.10 = 7,330,492.20/x
  3. Step 3: Cross multiply
    10,908,861.60x = 16,381,007.10 × 7,330,492.20
  4. Step 4: Simplify right side
    10,908,861.60x = 120,080,844,774,694.62
  5. Step 5: Solve for x
    x = 120,080,844,774,694.62/10,908,861.60
  6. Step 6: Final answer
    x = 11,007,642.15

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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.