Home / 8,448,041.60-12,672,062.40-4,186,563.20

Finding the Fourth Proportional to 8,448,041.60, 12,672,062.40 and 4,186,563.20

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Solution

The fourth proportional to 8,448,041.60, 12,672,062.40 and 4,186,563.20 is: 6,279,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,041.60 : 12,672,062.40 = 4,186,563.20 : x
  2. Step 2: Convert to fraction form
    8,448,041.60/12,672,062.40 = 4,186,563.20/x
  3. Step 3: Cross multiply
    8,448,041.60x = 12,672,062.40 × 4,186,563.20
  4. Step 4: Simplify right side
    8,448,041.60x = 53,052,390,111,943.69
  5. Step 5: Solve for x
    x = 53,052,390,111,943.69/8,448,041.60
  6. Step 6: Final answer
    x = 6,279,844.80

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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.