Home / 10,215,457.71-15,318,575.31-2,927,250.45

Finding the Fourth Proportional to 10,215,457.71, 15,318,575.31 and 2,927,250.45

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Solution

The fourth proportional to 10,215,457.71, 15,318,575.31 and 2,927,250.45 is: 4,389,554.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,215,457.71 : 15,318,575.31 = 2,927,250.45 : x
  2. Step 2: Convert to fraction form
    10,215,457.71/15,318,575.31 = 2,927,250.45/x
  3. Step 3: Cross multiply
    10,215,457.71x = 15,318,575.31 × 2,927,250.45
  4. Step 4: Simplify right side
    10,215,457.71x = 44,841,306,469,556.39
  5. Step 5: Solve for x
    x = 44,841,306,469,556.39/10,215,457.71
  6. Step 6: Final answer
    x = 4,389,554.31

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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.