Home / 9,523,675-13,142,766.90-5,172,846.52

Finding the Fourth Proportional to 9,523,675, 13,142,766.90 and 5,172,846.52

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Solution

The fourth proportional to 9,523,675, 13,142,766.90 and 5,172,846.52 is: 7,138,580.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523,675 : 13,142,766.90 = 5,172,846.52 : x
  2. Step 2: Convert to fraction form
    9,523,675/13,142,766.90 = 5,172,846.52/x
  3. Step 3: Cross multiply
    9,523,675x = 13,142,766.90 × 5,172,846.52
  4. Step 4: Simplify right side
    9,523,675x = 67,985,516,021,836.19
  5. Step 5: Solve for x
    x = 67,985,516,021,836.19/9,523,675
  6. Step 6: Final answer
    x = 7,138,580.01

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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.