Home / 10,341,020.65-15,511,530.98-2,767,986.40

Finding the Fourth Proportional to 10,341,020.65, 15,511,530.98 and 2,767,986.40

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Solution

The fourth proportional to 10,341,020.65, 15,511,530.98 and 2,767,986.40 is: 4,151,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341,020.65 : 15,511,530.98 = 2,767,986.40 : x
  2. Step 2: Convert to fraction form
    10,341,020.65/15,511,530.98 = 2,767,986.40/x
  3. Step 3: Cross multiply
    10,341,020.65x = 15,511,530.98 × 2,767,986.40
  4. Step 4: Simplify right side
    10,341,020.65x = 42,935,706,781,978.73
  5. Step 5: Solve for x
    x = 42,935,706,781,978.73/10,341,020.65
  6. Step 6: Final answer
    x = 4,151,979.60

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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.