Home / 17,721,812.40-26,582,718.60-4,258,640.40

Finding the Fourth Proportional to 17,721,812.40, 26,582,718.60 and 4,258,640.40

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Solution

The fourth proportional to 17,721,812.40, 26,582,718.60 and 4,258,640.40 is: 6,387,960.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,721,812.40 : 26,582,718.60 = 4,258,640.40 : x
  2. Step 2: Convert to fraction form
    17,721,812.40/26,582,718.60 = 4,258,640.40/x
  3. Step 3: Cross multiply
    17,721,812.40x = 26,582,718.60 × 4,258,640.40
  4. Step 4: Simplify right side
    17,721,812.40x = 113,206,239,371,791.45
  5. Step 5: Solve for x
    x = 113,206,239,371,791.45/17,721,812.40
  6. Step 6: Final answer
    x = 6,387,960.60

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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.