Home / 10,261,841.81-14,160,377.07-6,947,393.49

Finding the Fourth Proportional to 10,261,841.81, 14,160,377.07 and 6,947,393.49

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Solution

The fourth proportional to 10,261,841.81, 14,160,377.07 and 6,947,393.49 is: 9,586,749.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261,841.81 : 14,160,377.07 = 6,947,393.49 : x
  2. Step 2: Convert to fraction form
    10,261,841.81/14,160,377.07 = 6,947,393.49/x
  3. Step 3: Cross multiply
    10,261,841.81x = 14,160,377.07 × 6,947,393.49
  4. Step 4: Simplify right side
    10,261,841.81x = 98,377,711,472,063.28
  5. Step 5: Solve for x
    x = 98,377,711,472,063.28/10,261,841.81
  6. Step 6: Final answer
    x = 9,586,749.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.