Home / 34,103,077.67-47,047,398.29-20,872,843.58

Finding the Fourth Proportional to 34,103,077.67, 47,047,398.29 and 20,872,843.58

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Solution

The fourth proportional to 34,103,077.67, 47,047,398.29 and 20,872,843.58 is: 28,795,435.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,103,077.67 : 47,047,398.29 = 20,872,843.58 : x
  2. Step 2: Convert to fraction form
    34,103,077.67/47,047,398.29 = 20,872,843.58/x
  3. Step 3: Cross multiply
    34,103,077.67x = 47,047,398.29 × 20,872,843.58
  4. Step 4: Simplify right side
    34,103,077.67x = 982,012,985,013,528.12
  5. Step 5: Solve for x
    x = 982,012,985,013,528.12/34,103,077.67
  6. Step 6: Final answer
    x = 28,795,435.84

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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.