Home / 12,713,195.70-19,070,381.07-4,194,276.66

Finding the Fourth Proportional to 12,713,195.70, 19,070,381.07 and 4,194,276.66

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Solution

The fourth proportional to 12,713,195.70, 19,070,381.07 and 4,194,276.66 is: 6,291,608.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713,195.70 : 19,070,381.07 = 4,194,276.66 : x
  2. Step 2: Convert to fraction form
    12,713,195.70/19,070,381.07 = 4,194,276.66/x
  3. Step 3: Cross multiply
    12,713,195.70x = 19,070,381.07 × 4,194,276.66
  4. Step 4: Simplify right side
    12,713,195.70x = 79,986,454,219,206.83
  5. Step 5: Solve for x
    x = 79,986,454,219,206.83/12,713,195.70
  6. Step 6: Final answer
    x = 6,291,608.82

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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.