Home / 8,706,660.28-13,060,285.32-2,316,918.78

Finding the Fourth Proportional to 8,706,660.28, 13,060,285.32 and 2,316,918.78

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Solution

The fourth proportional to 8,706,660.28, 13,060,285.32 and 2,316,918.78 is: 3,475,456.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,706,660.28 : 13,060,285.32 = 2,316,918.78 : x
  2. Step 2: Convert to fraction form
    8,706,660.28/13,060,285.32 = 2,316,918.78/x
  3. Step 3: Cross multiply
    8,706,660.28x = 13,060,285.32 × 2,316,918.78
  4. Step 4: Simplify right side
    8,706,660.28x = 30,259,620,330,066.31
  5. Step 5: Solve for x
    x = 30,259,620,330,066.31/8,706,660.28
  6. Step 6: Final answer
    x = 3,475,456.65

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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.