Home / 8,058,373.20-12,087,559.80-7,008,613.20

Finding the Fourth Proportional to 8,058,373.20, 12,087,559.80 and 7,008,613.20

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Solution

The fourth proportional to 8,058,373.20, 12,087,559.80 and 7,008,613.20 is: 10,512,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058,373.20 : 12,087,559.80 = 7,008,613.20 : x
  2. Step 2: Convert to fraction form
    8,058,373.20/12,087,559.80 = 7,008,613.20/x
  3. Step 3: Cross multiply
    8,058,373.20x = 12,087,559.80 × 7,008,613.20
  4. Step 4: Simplify right side
    8,058,373.20x = 84,717,031,170,069.38
  5. Step 5: Solve for x
    x = 84,717,031,170,069.38/8,058,373.20
  6. Step 6: Final answer
    x = 10,512,919.80

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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.