Home / 9,876,892.42-14,889,367.96-9,218,496.08

Finding the Fourth Proportional to 9,876,892.42, 14,889,367.96 and 9,218,496.08

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Solution

The fourth proportional to 9,876,892.42, 14,889,367.96 and 9,218,496.08 is: 13,896,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,892.42 : 14,889,367.96 = 9,218,496.08 : x
  2. Step 2: Convert to fraction form
    9,876,892.42/14,889,367.96 = 9,218,496.08/x
  3. Step 3: Cross multiply
    9,876,892.42x = 14,889,367.96 × 9,218,496.08
  4. Step 4: Simplify right side
    9,876,892.42x = 137,257,580,172,937.61
  5. Step 5: Solve for x
    x = 137,257,580,172,937.61/9,876,892.42
  6. Step 6: Final answer
    x = 13,896,838.63

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.