Home / 22,531,878.30-31,094,000.30-12,218,598.66

Finding the Fourth Proportional to 22,531,878.30, 31,094,000.30 and 12,218,598.66

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Solution

The fourth proportional to 22,531,878.30, 31,094,000.30 and 12,218,598.66 is: 16,861,670.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,531,878.30 : 31,094,000.30 = 12,218,598.66 : x
  2. Step 2: Convert to fraction form
    22,531,878.30/31,094,000.30 = 12,218,598.66/x
  3. Step 3: Cross multiply
    22,531,878.30x = 31,094,000.30 × 12,218,598.66
  4. Step 4: Simplify right side
    22,531,878.30x = 379,925,110,399,619.62
  5. Step 5: Solve for x
    x = 379,925,110,399,619.62/22,531,878.30
  6. Step 6: Final answer
    x = 16,861,670.62

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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.