Home / 10,782,357.12-16,181,339.67-4,218,034.32

Finding the Fourth Proportional to 10,782,357.12, 16,181,339.67 and 4,218,034.32

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Solution

The fourth proportional to 10,782,357.12, 16,181,339.67 and 4,218,034.32 is: 6,330,104.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782,357.12 : 16,181,339.67 = 4,218,034.32 : x
  2. Step 2: Convert to fraction form
    10,782,357.12/16,181,339.67 = 4,218,034.32/x
  3. Step 3: Cross multiply
    10,782,357.12x = 16,181,339.67 × 4,218,034.32
  4. Step 4: Simplify right side
    10,782,357.12x = 68,253,446,071,637.48
  5. Step 5: Solve for x
    x = 68,253,446,071,637.48/10,782,357.12
  6. Step 6: Final answer
    x = 6,330,104.38

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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.