Home / 12,016,041.40-18,024,062.10-8,803,775.80

Finding the Fourth Proportional to 12,016,041.40, 18,024,062.10 and 8,803,775.80

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Solution

The fourth proportional to 12,016,041.40, 18,024,062.10 and 8,803,775.80 is: 13,205,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016,041.40 : 18,024,062.10 = 8,803,775.80 : x
  2. Step 2: Convert to fraction form
    12,016,041.40/18,024,062.10 = 8,803,775.80/x
  3. Step 3: Cross multiply
    12,016,041.40x = 18,024,062.10 × 8,803,775.80
  4. Step 4: Simplify right side
    12,016,041.40x = 158,679,801,733,677.22
  5. Step 5: Solve for x
    x = 158,679,801,733,677.22/12,016,041.40
  6. Step 6: Final answer
    x = 13,205,663.70

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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.