Home / 9,222,248.79-12,730,292.30-8,253,696.96

Finding the Fourth Proportional to 9,222,248.79, 12,730,292.30 and 8,253,696.96

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Solution

The fourth proportional to 9,222,248.79, 12,730,292.30 and 8,253,696.96 is: 11,393,313.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,222,248.79 : 12,730,292.30 = 8,253,696.96 : x
  2. Step 2: Convert to fraction form
    9,222,248.79/12,730,292.30 = 8,253,696.96/x
  3. Step 3: Cross multiply
    9,222,248.79x = 12,730,292.30 × 8,253,696.96
  4. Step 4: Simplify right side
    9,222,248.79x = 105,071,974,877,055.66
  5. Step 5: Solve for x
    x = 105,071,974,877,055.66/9,222,248.79
  6. Step 6: Final answer
    x = 11,393,313.85

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1.5x scale

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.