Home / 11,938,943.46-17,912,200.94-4,262,423.70

Finding the Fourth Proportional to 11,938,943.46, 17,912,200.94 and 4,262,423.70

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Solution

The fourth proportional to 11,938,943.46, 17,912,200.94 and 4,262,423.70 is: 6,394,987.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938,943.46 : 17,912,200.94 = 4,262,423.70 : x
  2. Step 2: Convert to fraction form
    11,938,943.46/17,912,200.94 = 4,262,423.70/x
  3. Step 3: Cross multiply
    11,938,943.46x = 17,912,200.94 × 4,262,423.70
  4. Step 4: Simplify right side
    11,938,943.46x = 76,349,389,805,818.28
  5. Step 5: Solve for x
    x = 76,349,389,805,818.28/11,938,943.46
  6. Step 6: Final answer
    x = 6,394,987.13

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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.