Home / 8,317,235.40-12,480,000.30-4,725,760.20

Finding the Fourth Proportional to 8,317,235.40, 12,480,000.30 and 4,725,760.20

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Solution

The fourth proportional to 8,317,235.40, 12,480,000.30 and 4,725,760.20 is: 7,090,996.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,235.40 : 12,480,000.30 = 4,725,760.20 : x
  2. Step 2: Convert to fraction form
    8,317,235.40/12,480,000.30 = 4,725,760.20/x
  3. Step 3: Cross multiply
    8,317,235.40x = 12,480,000.30 × 4,725,760.20
  4. Step 4: Simplify right side
    8,317,235.40x = 58,977,488,713,728.06
  5. Step 5: Solve for x
    x = 58,977,488,713,728.06/8,317,235.40
  6. Step 6: Final answer
    x = 7,090,996.69

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1.5x scale

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.