Home / 49,673,438.10-74,510,157.15-42,115,166.10

Finding the Fourth Proportional to 49,673,438.10, 74,510,157.15 and 42,115,166.10

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Solution

The fourth proportional to 49,673,438.10, 74,510,157.15 and 42,115,166.10 is: 63,172,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,673,438.10 : 74,510,157.15 = 42,115,166.10 : x
  2. Step 2: Convert to fraction form
    49,673,438.10/74,510,157.15 = 42,115,166.10/x
  3. Step 3: Cross multiply
    49,673,438.10x = 74,510,157.15 × 42,115,166.10
  4. Step 4: Simplify right side
    49,673,438.10x = 3,138,007,644,509,353
  5. Step 5: Solve for x
    x = 3,138,007,644,509,353/49,673,438.10
  6. Step 6: Final answer
    x = 63,172,749.15

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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.