Home / 15,335,200.26-21,162,235.77-8,459,680.50

Finding the Fourth Proportional to 15,335,200.26, 21,162,235.77 and 8,459,680.50

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Solution

The fourth proportional to 15,335,200.26, 21,162,235.77 and 8,459,680.50 is: 11,674,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,335,200.26 : 21,162,235.77 = 8,459,680.50 : x
  2. Step 2: Convert to fraction form
    15,335,200.26/21,162,235.77 = 8,459,680.50/x
  3. Step 3: Cross multiply
    15,335,200.26x = 21,162,235.77 × 8,459,680.50
  4. Step 4: Simplify right side
    15,335,200.26x = 179,025,753,279,871.47
  5. Step 5: Solve for x
    x = 179,025,753,279,871.47/15,335,200.26
  6. Step 6: Final answer
    x = 11,674,171.20

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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.