Home / 10,341,020.90-15,511,531.35-2,767,986.65

Finding the Fourth Proportional to 10,341,020.90, 15,511,531.35 and 2,767,986.65

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Solution

The fourth proportional to 10,341,020.90, 15,511,531.35 and 2,767,986.65 is: 4,151,979.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341,020.90 : 15,511,531.35 = 2,767,986.65 : x
  2. Step 2: Convert to fraction form
    10,341,020.90/15,511,531.35 = 2,767,986.65/x
  3. Step 3: Cross multiply
    10,341,020.90x = 15,511,531.35 × 2,767,986.65
  4. Step 4: Simplify right side
    10,341,020.90x = 42,935,711,697,856.48
  5. Step 5: Solve for x
    x = 42,935,711,697,856.48/10,341,020.90
  6. Step 6: Final answer
    x = 4,151,979.98

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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.