Home / 8,745,202.68-12,068,400.78-4,877,974.32

Finding the Fourth Proportional to 8,745,202.68, 12,068,400.78 and 4,877,974.32

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Solution

The fourth proportional to 8,745,202.68, 12,068,400.78 and 4,877,974.32 is: 6,731,616.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,202.68 : 12,068,400.78 = 4,877,974.32 : x
  2. Step 2: Convert to fraction form
    8,745,202.68/12,068,400.78 = 4,877,974.32/x
  3. Step 3: Cross multiply
    8,745,202.68x = 12,068,400.78 × 4,877,974.32
  4. Step 4: Simplify right side
    8,745,202.68x = 58,869,349,088,307.97
  5. Step 5: Solve for x
    x = 58,869,349,088,307.97/8,745,202.68
  6. Step 6: Final answer
    x = 6,731,616.32

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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.