Home / 9,354,217.92-12,908,722.72-5,280,008.64

Finding the Fourth Proportional to 9,354,217.92, 12,908,722.72 and 5,280,008.64

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Solution

The fourth proportional to 9,354,217.92, 12,908,722.72 and 5,280,008.64 is: 7,286,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354,217.92 : 12,908,722.72 = 5,280,008.64 : x
  2. Step 2: Convert to fraction form
    9,354,217.92/12,908,722.72 = 5,280,008.64/x
  3. Step 3: Cross multiply
    9,354,217.92x = 12,908,722.72 × 5,280,008.64
  4. Step 4: Simplify right side
    9,354,217.92x = 68,158,167,492,964.30
  5. Step 5: Solve for x
    x = 68,158,167,492,964.30/9,354,217.92
  6. Step 6: Final answer
    x = 7,286,356.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.