Home / 55,339,303.68-83,134,926.72-40,033,802.88

Finding the Fourth Proportional to 55,339,303.68, 83,134,926.72 and 40,033,802.88

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Solution

The fourth proportional to 55,339,303.68, 83,134,926.72 and 40,033,802.88 is: 60,141,834.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,339,303.68 : 83,134,926.72 = 40,033,802.88 : x
  2. Step 2: Convert to fraction form
    55,339,303.68/83,134,926.72 = 40,033,802.88/x
  3. Step 3: Cross multiply
    55,339,303.68x = 83,134,926.72 × 40,033,802.88
  4. Step 4: Simplify right side
    55,339,303.68x = 3,328,207,268,751,725
  5. Step 5: Solve for x
    x = 3,328,207,268,751,725/55,339,303.68
  6. Step 6: Final answer
    x = 60,141,834.96

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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.