Home / 34,367,097.90-47,428,297.62-21,318,561.02

Finding the Fourth Proportional to 34,367,097.90, 47,428,297.62 and 21,318,561.02

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Solution

The fourth proportional to 34,367,097.90, 47,428,297.62 and 21,318,561.02 is: 29,420,670.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,367,097.90 : 47,428,297.62 = 21,318,561.02 : x
  2. Step 2: Convert to fraction form
    34,367,097.90/47,428,297.62 = 21,318,561.02/x
  3. Step 3: Cross multiply
    34,367,097.90x = 47,428,297.62 × 21,318,561.02
  4. Step 4: Simplify right side
    34,367,097.90x = 1,011,103,056,886,690.75
  5. Step 5: Solve for x
    x = 1,011,103,056,886,690.75/34,367,097.90
  6. Step 6: Final answer
    x = 29,420,670.31

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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.