Home / 12,584,242.08-17,367,728.40-7,152,550.56

Finding the Fourth Proportional to 12,584,242.08, 17,367,728.40 and 7,152,550.56

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Solution

The fourth proportional to 12,584,242.08, 17,367,728.40 and 7,152,550.56 is: 9,871,357.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584,242.08 : 17,367,728.40 = 7,152,550.56 : x
  2. Step 2: Convert to fraction form
    12,584,242.08/17,367,728.40 = 7,152,550.56/x
  3. Step 3: Cross multiply
    12,584,242.08x = 17,367,728.40 × 7,152,550.56
  4. Step 4: Simplify right side
    12,584,242.08x = 124,223,555,493,347.89
  5. Step 5: Solve for x
    x = 124,223,555,493,347.89/12,584,242.08
  6. Step 6: Final answer
    x = 9,871,357.74

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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.