Home / 18,641,442-27,963,159.45-5,862,943.16

Finding the Fourth Proportional to 18,641,442, 27,963,159.45 and 5,862,943.16

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Solution

The fourth proportional to 18,641,442, 27,963,159.45 and 5,862,943.16 is: 8,794,728.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,641,442 : 27,963,159.45 = 5,862,943.16 : x
  2. Step 2: Convert to fraction form
    18,641,442/27,963,159.45 = 5,862,943.16/x
  3. Step 3: Cross multiply
    18,641,442x = 27,963,159.45 × 5,862,943.16
  4. Step 4: Simplify right side
    18,641,442x = 163,946,414,311,537.09
  5. Step 5: Solve for x
    x = 163,946,414,311,537.09/18,641,442
  6. Step 6: Final answer
    x = 8,794,728.13

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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.