Home / 13,015,904.02-17,962,812.12-7,214,930.26

Finding the Fourth Proportional to 13,015,904.02, 17,962,812.12 and 7,214,930.26

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Solution

The fourth proportional to 13,015,904.02, 17,962,812.12 and 7,214,930.26 is: 9,957,083.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015,904.02 : 17,962,812.12 = 7,214,930.26 : x
  2. Step 2: Convert to fraction form
    13,015,904.02/17,962,812.12 = 7,214,930.26/x
  3. Step 3: Cross multiply
    13,015,904.02x = 17,962,812.12 × 7,214,930.26
  4. Step 4: Simplify right side
    13,015,904.02x = 129,600,436,719,282.75
  5. Step 5: Solve for x
    x = 129,600,436,719,282.75/13,015,904.02
  6. Step 6: Final answer
    x = 9,957,083.01

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1.5x scale

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.