Home / 15,614,352.72-21,547,803.60-8,738,834.04

Finding the Fourth Proportional to 15,614,352.72, 21,547,803.60 and 8,738,834.04

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Solution

The fourth proportional to 15,614,352.72, 21,547,803.60 and 8,738,834.04 is: 12,059,589.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614,352.72 : 21,547,803.60 = 8,738,834.04 : x
  2. Step 2: Convert to fraction form
    15,614,352.72/21,547,803.60 = 8,738,834.04/x
  3. Step 3: Cross multiply
    15,614,352.72x = 21,547,803.60 × 8,738,834.04
  4. Step 4: Simplify right side
    15,614,352.72x = 188,302,679,586,914.53
  5. Step 5: Solve for x
    x = 188,302,679,586,914.53/15,614,352.72
  6. Step 6: Final answer
    x = 12,059,589.21

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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.