Home / 36,048,430.20-54,114,635.70-21,687,713.40

Finding the Fourth Proportional to 36,048,430.20, 54,114,635.70 and 21,687,713.40

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Solution

The fourth proportional to 36,048,430.20, 54,114,635.70 and 21,687,713.40 is: 32,556,832.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,048,430.20 : 54,114,635.70 = 21,687,713.40 : x
  2. Step 2: Convert to fraction form
    36,048,430.20/54,114,635.70 = 21,687,713.40/x
  3. Step 3: Cross multiply
    36,048,430.20x = 54,114,635.70 × 21,687,713.40
  4. Step 4: Simplify right side
    36,048,430.20x = 1,173,622,709,807,008.25
  5. Step 5: Solve for x
    x = 1,173,622,709,807,008.25/36,048,430.20
  6. Step 6: Final answer
    x = 32,556,832.66

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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.