Home / 16,128,400.80-24,192,601.20-10,156,432.80

Finding the Fourth Proportional to 16,128,400.80, 24,192,601.20 and 10,156,432.80

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Solution

The fourth proportional to 16,128,400.80, 24,192,601.20 and 10,156,432.80 is: 15,234,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,400.80 : 24,192,601.20 = 10,156,432.80 : x
  2. Step 2: Convert to fraction form
    16,128,400.80/24,192,601.20 = 10,156,432.80/x
  3. Step 3: Cross multiply
    16,128,400.80x = 24,192,601.20 × 10,156,432.80
  4. Step 4: Simplify right side
    16,128,400.80x = 245,710,528,344,999.38
  5. Step 5: Solve for x
    x = 245,710,528,344,999.38/16,128,400.80
  6. Step 6: Final answer
    x = 15,234,649.20

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1.5x scale

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.