Home / 57,020,149.33-78,689,465.69-32,239,803.87

Finding the Fourth Proportional to 57,020,149.33, 78,689,465.69 and 32,239,803.87

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Solution

The fourth proportional to 57,020,149.33, 78,689,465.69 and 32,239,803.87 is: 44,491,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,020,149.33 : 78,689,465.69 = 32,239,803.87 : x
  2. Step 2: Convert to fraction form
    57,020,149.33/78,689,465.69 = 32,239,803.87/x
  3. Step 3: Cross multiply
    57,020,149.33x = 78,689,465.69 × 32,239,803.87
  4. Step 4: Simplify right side
    57,020,149.33x = 2,536,932,940,319,495.50
  5. Step 5: Solve for x
    x = 2,536,932,940,319,495.50/57,020,149.33
  6. Step 6: Final answer
    x = 44,491,867.70

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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.