Home / 17,314,404.60-25,980,938.10-7,218,046.20

Finding the Fourth Proportional to 17,314,404.60, 25,980,938.10 and 7,218,046.20

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Solution

The fourth proportional to 17,314,404.60, 25,980,938.10 and 7,218,046.20 is: 10,830,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,314,404.60 : 25,980,938.10 = 7,218,046.20 : x
  2. Step 2: Convert to fraction form
    17,314,404.60/25,980,938.10 = 7,218,046.20/x
  3. Step 3: Cross multiply
    17,314,404.60x = 25,980,938.10 × 7,218,046.20
  4. Step 4: Simplify right side
    17,314,404.60x = 187,531,611,525,140.25
  5. Step 5: Solve for x
    x = 187,531,611,525,140.25/17,314,404.60
  6. Step 6: Final answer
    x = 10,830,959.30

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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.