Home / 36,291,245.40-54,435,701.70-12,031,291.80

Finding the Fourth Proportional to 36,291,245.40, 54,435,701.70 and 12,031,291.80

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Solution

The fourth proportional to 36,291,245.40, 54,435,701.70 and 12,031,291.80 is: 18,046,551.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291,245.40 : 54,435,701.70 = 12,031,291.80 : x
  2. Step 2: Convert to fraction form
    36,291,245.40/54,435,701.70 = 12,031,291.80/x
  3. Step 3: Cross multiply
    36,291,245.40x = 54,435,701.70 × 12,031,291.80
  4. Step 4: Simplify right side
    36,291,245.40x = 654,931,811,490,456.12
  5. Step 5: Solve for x
    x = 654,931,811,490,456.12/36,291,245.40
  6. Step 6: Final answer
    x = 18,046,551.01

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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.