Home / 6,871,029.60-10,306,544.40-4,320,112.80

Finding the Fourth Proportional to 6,871,029.60, 10,306,544.40 and 4,320,112.80

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Solution

The fourth proportional to 6,871,029.60, 10,306,544.40 and 4,320,112.80 is: 6,480,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,029.60 : 10,306,544.40 = 4,320,112.80 : x
  2. Step 2: Convert to fraction form
    6,871,029.60/10,306,544.40 = 4,320,112.80/x
  3. Step 3: Cross multiply
    6,871,029.60x = 10,306,544.40 × 4,320,112.80
  4. Step 4: Simplify right side
    6,871,029.60x = 44,525,434,386,208.32
  5. Step 5: Solve for x
    x = 44,525,434,386,208.32/6,871,029.60
  6. Step 6: Final answer
    x = 6,480,169.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.