Home / 11,471,561.74-15,827,189.26-6,509,182.20

Finding the Fourth Proportional to 11,471,561.74, 15,827,189.26 and 6,509,182.20

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Solution

The fourth proportional to 11,471,561.74, 15,827,189.26 and 6,509,182.20 is: 8,980,648.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,471,561.74 : 15,827,189.26 = 6,509,182.20 : x
  2. Step 2: Convert to fraction form
    11,471,561.74/15,827,189.26 = 6,509,182.20/x
  3. Step 3: Cross multiply
    11,471,561.74x = 15,827,189.26 × 6,509,182.20
  4. Step 4: Simplify right side
    11,471,561.74x = 103,022,058,607,223.17
  5. Step 5: Solve for x
    x = 103,022,058,607,223.17/11,471,561.74
  6. Step 6: Final answer
    x = 8,980,648.05

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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.