Home / 30,136,784.28-41,588,470.02-16,385,748.42

Finding the Fourth Proportional to 30,136,784.28, 41,588,470.02 and 16,385,748.42

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Solution

The fourth proportional to 30,136,784.28, 41,588,470.02 and 16,385,748.42 is: 22,612,173.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,136,784.28 : 41,588,470.02 = 16,385,748.42 : x
  2. Step 2: Convert to fraction form
    30,136,784.28/41,588,470.02 = 16,385,748.42/x
  3. Step 3: Cross multiply
    30,136,784.28x = 41,588,470.02 × 16,385,748.42
  4. Step 4: Simplify right side
    30,136,784.28x = 681,458,206,920,432.38
  5. Step 5: Solve for x
    x = 681,458,206,920,432.38/30,136,784.28
  6. Step 6: Final answer
    x = 22,612,173.90

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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.