Home / 10,191,659.54-15,270,693.15-5,919,836.18

Finding the Fourth Proportional to 10,191,659.54, 15,270,693.15 and 5,919,836.18

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Solution

The fourth proportional to 10,191,659.54, 15,270,693.15 and 5,919,836.18 is: 8,869,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191,659.54 : 15,270,693.15 = 5,919,836.18 : x
  2. Step 2: Convert to fraction form
    10,191,659.54/15,270,693.15 = 5,919,836.18/x
  3. Step 3: Cross multiply
    10,191,659.54x = 15,270,693.15 × 5,919,836.18
  4. Step 4: Simplify right side
    10,191,659.54x = 90,400,001,803,048.17
  5. Step 5: Solve for x
    x = 90,400,001,803,048.17/10,191,659.54
  6. Step 6: Final answer
    x = 8,869,998.20

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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.