Home / 7,897,686.80-11,846,530.20-2,218,096.40

Finding the Fourth Proportional to 7,897,686.80, 11,846,530.20 and 2,218,096.40

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Solution

The fourth proportional to 7,897,686.80, 11,846,530.20 and 2,218,096.40 is: 3,327,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897,686.80 : 11,846,530.20 = 2,218,096.40 : x
  2. Step 2: Convert to fraction form
    7,897,686.80/11,846,530.20 = 2,218,096.40/x
  3. Step 3: Cross multiply
    7,897,686.80x = 11,846,530.20 × 2,218,096.40
  4. Step 4: Simplify right side
    7,897,686.80x = 26,276,745,989,111.28
  5. Step 5: Solve for x
    x = 26,276,745,989,111.28/7,897,686.80
  6. Step 6: Final answer
    x = 3,327,144.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.