Home / 8,064,278.80-12,079,829.40-4,077,437.20

Finding the Fourth Proportional to 8,064,278.80, 12,079,829.40 and 4,077,437.20

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Solution

The fourth proportional to 8,064,278.80, 12,079,829.40 and 4,077,437.20 is: 6,107,768.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,278.80 : 12,079,829.40 = 4,077,437.20 : x
  2. Step 2: Convert to fraction form
    8,064,278.80/12,079,829.40 = 4,077,437.20/x
  3. Step 3: Cross multiply
    8,064,278.80x = 12,079,829.40 × 4,077,437.20
  4. Step 4: Simplify right side
    8,064,278.80x = 49,254,745,765,213.69
  5. Step 5: Solve for x
    x = 49,254,745,765,213.69/8,064,278.80
  6. Step 6: Final answer
    x = 6,107,768.22

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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.