Home / 8,403,261.80-12,604,892.70-8,034,679.40

Finding the Fourth Proportional to 8,403,261.80, 12,604,892.70 and 8,034,679.40

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Solution

The fourth proportional to 8,403,261.80, 12,604,892.70 and 8,034,679.40 is: 12,052,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403,261.80 : 12,604,892.70 = 8,034,679.40 : x
  2. Step 2: Convert to fraction form
    8,403,261.80/12,604,892.70 = 8,034,679.40/x
  3. Step 3: Cross multiply
    8,403,261.80x = 12,604,892.70 × 8,034,679.40
  4. Step 4: Simplify right side
    8,403,261.80x = 101,276,271,715,900.38
  5. Step 5: Solve for x
    x = 101,276,271,715,900.38/8,403,261.80
  6. Step 6: Final answer
    x = 12,052,019.10

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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.