Home / 30,126,909.12-41,574,920.94-17,074,057.20

Finding the Fourth Proportional to 30,126,909.12, 41,574,920.94 and 17,074,057.20

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Solution

The fourth proportional to 30,126,909.12, 41,574,920.94 and 17,074,057.20 is: 23,562,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,126,909.12 : 41,574,920.94 = 17,074,057.20 : x
  2. Step 2: Convert to fraction form
    30,126,909.12/41,574,920.94 = 17,074,057.20/x
  3. Step 3: Cross multiply
    30,126,909.12x = 41,574,920.94 × 17,074,057.20
  4. Step 4: Simplify right side
    30,126,909.12x = 709,852,578,215,037.75
  5. Step 5: Solve for x
    x = 709,852,578,215,037.75/30,126,909.12
  6. Step 6: Final answer
    x = 23,562,077.85

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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.