Home / 61,533,636.76-84,942,566.12-38,340,222.92

Finding the Fourth Proportional to 61,533,636.76, 84,942,566.12 and 38,340,222.92

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Solution

The fourth proportional to 61,533,636.76, 84,942,566.12 and 38,340,222.92 is: 52,925,799.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,533,636.76 : 84,942,566.12 = 38,340,222.92 : x
  2. Step 2: Convert to fraction form
    61,533,636.76/84,942,566.12 = 38,340,222.92/x
  3. Step 3: Cross multiply
    61,533,636.76x = 84,942,566.12 × 38,340,222.92
  4. Step 4: Simplify right side
    61,533,636.76x = 3,256,716,920,437,640
  5. Step 5: Solve for x
    x = 3,256,716,920,437,640/61,533,636.76
  6. Step 6: Final answer
    x = 52,925,799.48

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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.