Home / 49,743,516.30-74,671,261.65-38,434,101.90

Finding the Fourth Proportional to 49,743,516.30, 74,671,261.65 and 38,434,101.90

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Solution

The fourth proportional to 49,743,516.30, 74,671,261.65 and 38,434,101.90 is: 57,694,411.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,743,516.30 : 74,671,261.65 = 38,434,101.90 : x
  2. Step 2: Convert to fraction form
    49,743,516.30/74,671,261.65 = 38,434,101.90/x
  3. Step 3: Cross multiply
    49,743,516.30x = 74,671,261.65 × 38,434,101.90
  4. Step 4: Simplify right side
    49,743,516.30x = 2,869,922,879,257,662.50
  5. Step 5: Solve for x
    x = 2,869,922,879,257,662.50/49,743,516.30
  6. Step 6: Final answer
    x = 57,694,411.11

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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.