Home / 8,781,544.20-13,172,316.30-5,767,955.40

Finding the Fourth Proportional to 8,781,544.20, 13,172,316.30 and 5,767,955.40

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Solution

The fourth proportional to 8,781,544.20, 13,172,316.30 and 5,767,955.40 is: 8,651,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,781,544.20 : 13,172,316.30 = 5,767,955.40 : x
  2. Step 2: Convert to fraction form
    8,781,544.20/13,172,316.30 = 5,767,955.40/x
  3. Step 3: Cross multiply
    8,781,544.20x = 13,172,316.30 × 5,767,955.40
  4. Step 4: Simplify right side
    8,781,544.20x = 75,977,332,933,093.03
  5. Step 5: Solve for x
    x = 75,977,332,933,093.03/8,781,544.20
  6. Step 6: Final answer
    x = 8,651,933.10

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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.