Home / 10,959,290.65-15,125,427.36-6,312,171.25

Finding the Fourth Proportional to 10,959,290.65, 15,125,427.36 and 6,312,171.25

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Solution

The fourth proportional to 10,959,290.65, 15,125,427.36 and 6,312,171.25 is: 8,711,721.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959,290.65 : 15,125,427.36 = 6,312,171.25 : x
  2. Step 2: Convert to fraction form
    10,959,290.65/15,125,427.36 = 6,312,171.25/x
  3. Step 3: Cross multiply
    10,959,290.65x = 15,125,427.36 × 6,312,171.25
  4. Step 4: Simplify right side
    10,959,290.65x = 95,474,287,725,755.39
  5. Step 5: Solve for x
    x = 95,474,287,725,755.39/10,959,290.65
  6. Step 6: Final answer
    x = 8,711,721.48

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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.