Home / 12,672,001.80-19,008,002.70-6,283,240.20

Finding the Fourth Proportional to 12,672,001.80, 19,008,002.70 and 6,283,240.20

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Solution

The fourth proportional to 12,672,001.80, 19,008,002.70 and 6,283,240.20 is: 9,424,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,001.80 : 19,008,002.70 = 6,283,240.20 : x
  2. Step 2: Convert to fraction form
    12,672,001.80/19,008,002.70 = 6,283,240.20/x
  3. Step 3: Cross multiply
    12,672,001.80x = 19,008,002.70 × 6,283,240.20
  4. Step 4: Simplify right side
    12,672,001.80x = 119,431,846,686,348.53
  5. Step 5: Solve for x
    x = 119,431,846,686,348.53/12,672,001.80
  6. Step 6: Final answer
    x = 9,424,860.30

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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.