Home / 7,896,039.60-11,847,169.80-3,102,913.20

Finding the Fourth Proportional to 7,896,039.60, 11,847,169.80 and 3,102,913.20

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Solution

The fourth proportional to 7,896,039.60, 11,847,169.80 and 3,102,913.20 is: 4,655,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896,039.60 : 11,847,169.80 = 3,102,913.20 : x
  2. Step 2: Convert to fraction form
    7,896,039.60/11,847,169.80 = 3,102,913.20/x
  3. Step 3: Cross multiply
    7,896,039.60x = 11,847,169.80 × 3,102,913.20
  4. Step 4: Simplify right side
    7,896,039.60x = 36,760,739,555,061.37
  5. Step 5: Solve for x
    x = 36,760,739,555,061.37/7,896,039.60
  6. Step 6: Final answer
    x = 4,655,592.10

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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.