Home / 47,843,999.10-71,765,998.65-42,175,295.10

Finding the Fourth Proportional to 47,843,999.10, 71,765,998.65 and 42,175,295.10

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Solution

The fourth proportional to 47,843,999.10, 71,765,998.65 and 42,175,295.10 is: 63,262,942.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,843,999.10 : 71,765,998.65 = 42,175,295.10 : x
  2. Step 2: Convert to fraction form
    47,843,999.10/71,765,998.65 = 42,175,295.10/x
  3. Step 3: Cross multiply
    47,843,999.10x = 71,765,998.65 × 42,175,295.10
  4. Step 4: Simplify right side
    47,843,999.10x = 3,026,752,171,209,952
  5. Step 5: Solve for x
    x = 3,026,752,171,209,952/47,843,999.10
  6. Step 6: Final answer
    x = 63,262,942.65

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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.