Home / 8,750,703.20-13,105,059.60-4,257,730.40

Finding the Fourth Proportional to 8,750,703.20, 13,105,059.60 and 4,257,730.40

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Solution

The fourth proportional to 8,750,703.20, 13,105,059.60 and 4,257,730.40 is: 6,376,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750,703.20 : 13,105,059.60 = 4,257,730.40 : x
  2. Step 2: Convert to fraction form
    8,750,703.20/13,105,059.60 = 4,257,730.40/x
  3. Step 3: Cross multiply
    8,750,703.20x = 13,105,059.60 × 4,257,730.40
  4. Step 4: Simplify right side
    8,750,703.20x = 55,797,810,652,731.84
  5. Step 5: Solve for x
    x = 55,797,810,652,731.84/8,750,703.20
  6. Step 6: Final answer
    x = 6,376,380.20

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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.