Home / 55,550,778.48-83,330,153.52-19,158,633.68

Finding the Fourth Proportional to 55,550,778.48, 83,330,153.52 and 19,158,633.68

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Solution

The fourth proportional to 55,550,778.48, 83,330,153.52 and 19,158,633.68 is: 28,739,325.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,550,778.48 : 83,330,153.52 = 19,158,633.68 : x
  2. Step 2: Convert to fraction form
    55,550,778.48/83,330,153.52 = 19,158,633.68/x
  3. Step 3: Cross multiply
    55,550,778.48x = 83,330,153.52 × 19,158,633.68
  4. Step 4: Simplify right side
    55,550,778.48x = 1,596,491,885,787,842.50
  5. Step 5: Solve for x
    x = 1,596,491,885,787,842.50/55,550,778.48
  6. Step 6: Final answer
    x = 28,739,325.16

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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.