Home / 55,217,856.19-76,200,020.65-30,099,415.04

Finding the Fourth Proportional to 55,217,856.19, 76,200,020.65 and 30,099,415.04

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Solution

The fourth proportional to 55,217,856.19, 76,200,020.65 and 30,099,415.04 is: 41,536,854.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,217,856.19 : 76,200,020.65 = 30,099,415.04 : x
  2. Step 2: Convert to fraction form
    55,217,856.19/76,200,020.65 = 30,099,415.04/x
  3. Step 3: Cross multiply
    55,217,856.19x = 76,200,020.65 × 30,099,415.04
  4. Step 4: Simplify right side
    55,217,856.19x = 2,293,576,047,716,172
  5. Step 5: Solve for x
    x = 2,293,576,047,716,172/55,217,856.19
  6. Step 6: Final answer
    x = 41,536,854.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.