Home / 8,675,189.10-13,012,783.65-8,264,616.30

Finding the Fourth Proportional to 8,675,189.10, 13,012,783.65 and 8,264,616.30

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Solution

The fourth proportional to 8,675,189.10, 13,012,783.65 and 8,264,616.30 is: 12,396,924.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675,189.10 : 13,012,783.65 = 8,264,616.30 : x
  2. Step 2: Convert to fraction form
    8,675,189.10/13,012,783.65 = 8,264,616.30/x
  3. Step 3: Cross multiply
    8,675,189.10x = 13,012,783.65 × 8,264,616.30
  4. Step 4: Simplify right side
    8,675,189.10x = 107,545,663,862,163.50
  5. Step 5: Solve for x
    x = 107,545,663,862,163.50/8,675,189.10
  6. Step 6: Final answer
    x = 12,396,924.45

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Double scale
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Similar ratio
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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.