Home / 23,442,000.75-32,349,961.04-13,128,723.85

Finding the Fourth Proportional to 23,442,000.75, 32,349,961.04 and 13,128,723.85

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Solution

The fourth proportional to 23,442,000.75, 32,349,961.04 and 13,128,723.85 is: 18,117,638.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,442,000.75 : 32,349,961.04 = 13,128,723.85 : x
  2. Step 2: Convert to fraction form
    23,442,000.75/32,349,961.04 = 13,128,723.85/x
  3. Step 3: Cross multiply
    23,442,000.75x = 32,349,961.04 × 13,128,723.85
  4. Step 4: Simplify right side
    23,442,000.75x = 424,713,705,052,418.75
  5. Step 5: Solve for x
    x = 424,713,705,052,418.75/23,442,000.75
  6. Step 6: Final answer
    x = 18,117,638.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.