Home / 30,131,752.28-41,582,167.16-16,720,692.80

Finding the Fourth Proportional to 30,131,752.28, 41,582,167.16 and 16,720,692.80

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Solution

The fourth proportional to 30,131,752.28, 41,582,167.16 and 16,720,692.80 is: 23,074,749.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,131,752.28 : 41,582,167.16 = 16,720,692.80 : x
  2. Step 2: Convert to fraction form
    30,131,752.28/41,582,167.16 = 16,720,692.80/x
  3. Step 3: Cross multiply
    30,131,752.28x = 41,582,167.16 × 16,720,692.80
  4. Step 4: Simplify right side
    30,131,752.28x = 695,282,643,040,608.38
  5. Step 5: Solve for x
    x = 695,282,643,040,608.38/30,131,752.28
  6. Step 6: Final answer
    x = 23,074,749.74

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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.