Home / 10,754,123.40-16,131,185.10-8,066,737.80

Finding the Fourth Proportional to 10,754,123.40, 16,131,185.10 and 8,066,737.80

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Solution

The fourth proportional to 10,754,123.40, 16,131,185.10 and 8,066,737.80 is: 12,100,106.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754,123.40 : 16,131,185.10 = 8,066,737.80 : x
  2. Step 2: Convert to fraction form
    10,754,123.40/16,131,185.10 = 8,066,737.80/x
  3. Step 3: Cross multiply
    10,754,123.40x = 16,131,185.10 × 8,066,737.80
  4. Step 4: Simplify right side
    10,754,123.40x = 130,126,040,604,966.78
  5. Step 5: Solve for x
    x = 130,126,040,604,966.78/10,754,123.40
  6. Step 6: Final answer
    x = 12,100,106.70

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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.