Home / 82,787,536-124,208,942.36-36,723,050.16

Finding the Fourth Proportional to 82,787,536, 124,208,942.36 and 36,723,050.16

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Solution

The fourth proportional to 82,787,536, 124,208,942.36 and 36,723,050.16 is: 55,096,835.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,787,536 : 124,208,942.36 = 36,723,050.16 : x
  2. Step 2: Convert to fraction form
    82,787,536/124,208,942.36 = 36,723,050.16/x
  3. Step 3: Cross multiply
    82,787,536x = 124,208,942.36 × 36,723,050.16
  4. Step 4: Simplify right side
    82,787,536x = 4,561,331,220,606,828
  5. Step 5: Solve for x
    x = 4,561,331,220,606,828/82,787,536
  6. Step 6: Final answer
    x = 55,096,835.12

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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.