Home / 38,626,720.02-53,304,830.33-21,223,022.36

Finding the Fourth Proportional to 38,626,720.02, 53,304,830.33 and 21,223,022.36

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Solution

The fourth proportional to 38,626,720.02, 53,304,830.33 and 21,223,022.36 is: 29,287,747.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,626,720.02 : 53,304,830.33 = 21,223,022.36 : x
  2. Step 2: Convert to fraction form
    38,626,720.02/53,304,830.33 = 21,223,022.36/x
  3. Step 3: Cross multiply
    38,626,720.02x = 53,304,830.33 × 21,223,022.36
  4. Step 4: Simplify right side
    38,626,720.02x = 1,131,289,605,616,957
  5. Step 5: Solve for x
    x = 1,131,289,605,616,957/38,626,720.02
  6. Step 6: Final answer
    x = 29,287,747.06

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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.