Home / 9,521,624.97-13,139,845.02-5,170,710.12

Finding the Fourth Proportional to 9,521,624.97, 13,139,845.02 and 5,170,710.12

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Solution

The fourth proportional to 9,521,624.97, 13,139,845.02 and 5,170,710.12 is: 7,135,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521,624.97 : 13,139,845.02 = 5,170,710.12 : x
  2. Step 2: Convert to fraction form
    9,521,624.97/13,139,845.02 = 5,170,710.12/x
  3. Step 3: Cross multiply
    9,521,624.97x = 13,139,845.02 × 5,170,710.12
  4. Step 4: Simplify right side
    9,521,624.97x = 67,942,329,620,145.60
  5. Step 5: Solve for x
    x = 67,942,329,620,145.60/9,521,624.97
  6. Step 6: Final answer
    x = 7,135,581.36

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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.