Home / 14,985,059.94-20,679,382.62-8,109,543.42

Finding the Fourth Proportional to 14,985,059.94, 20,679,382.62 and 8,109,543.42

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Solution

The fourth proportional to 14,985,059.94, 20,679,382.62 and 8,109,543.42 is: 11,191,169.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985,059.94 : 20,679,382.62 = 8,109,543.42 : x
  2. Step 2: Convert to fraction form
    14,985,059.94/20,679,382.62 = 8,109,543.42/x
  3. Step 3: Cross multiply
    14,985,059.94x = 20,679,382.62 × 8,109,543.42
  4. Step 4: Simplify right side
    14,985,059.94x = 167,700,351,255,683.38
  5. Step 5: Solve for x
    x = 167,700,351,255,683.38/14,985,059.94
  6. Step 6: Final answer
    x = 11,191,169.87

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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.