Home / 15,275,309.16-21,079,900.98-8,751,050.76

Finding the Fourth Proportional to 15,275,309.16, 21,079,900.98 and 8,751,050.76

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Solution

The fourth proportional to 15,275,309.16, 21,079,900.98 and 8,751,050.76 is: 12,076,435.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,275,309.16 : 21,079,900.98 = 8,751,050.76 : x
  2. Step 2: Convert to fraction form
    15,275,309.16/21,079,900.98 = 8,751,050.76/x
  3. Step 3: Cross multiply
    15,275,309.16x = 21,079,900.98 × 8,751,050.76
  4. Step 4: Simplify right side
    15,275,309.16x = 184,471,283,491,753.75
  5. Step 5: Solve for x
    x = 184,471,283,491,753.75/15,275,309.16
  6. Step 6: Final answer
    x = 12,076,435.35

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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.