Home / 9,523,676-13,142,768.28-5,172,847.52

Finding the Fourth Proportional to 9,523,676, 13,142,768.28 and 5,172,847.52

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Solution

The fourth proportional to 9,523,676, 13,142,768.28 and 5,172,847.52 is: 7,138,581.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523,676 : 13,142,768.28 = 5,172,847.52 : x
  2. Step 2: Convert to fraction form
    9,523,676/13,142,768.28 = 5,172,847.52/x
  3. Step 3: Cross multiply
    9,523,676x = 13,142,768.28 × 5,172,847.52
  4. Step 4: Simplify right side
    9,523,676x = 67,985,536,303,132.66
  5. Step 5: Solve for x
    x = 67,985,536,303,132.66/9,523,676
  6. Step 6: Final answer
    x = 7,138,581.39

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1.5x scale

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.