Home / 69,214,672.90-103,822,009.35-57,961,245.70

Finding the Fourth Proportional to 69,214,672.90, 103,822,009.35 and 57,961,245.70

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Solution

The fourth proportional to 69,214,672.90, 103,822,009.35 and 57,961,245.70 is: 86,941,868.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,214,672.90 : 103,822,009.35 = 57,961,245.70 : x
  2. Step 2: Convert to fraction form
    69,214,672.90/103,822,009.35 = 57,961,245.70/x
  3. Step 3: Cross multiply
    69,214,672.90x = 103,822,009.35 × 57,961,245.70
  4. Step 4: Simplify right side
    69,214,672.90x = 6,017,652,993,003,047
  5. Step 5: Solve for x
    x = 6,017,652,993,003,047/69,214,672.90
  6. Step 6: Final answer
    x = 86,941,868.55

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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.