Home / 37,941,471-52,366,323.24-21,643,947

Finding the Fourth Proportional to 37,941,471, 52,366,323.24 and 21,643,947

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Solution

The fourth proportional to 37,941,471, 52,366,323.24 and 21,643,947 is: 29,872,693.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,941,471 : 52,366,323.24 = 21,643,947 : x
  2. Step 2: Convert to fraction form
    37,941,471/52,366,323.24 = 21,643,947/x
  3. Step 3: Cross multiply
    37,941,471x = 52,366,323.24 × 21,643,947
  4. Step 4: Simplify right side
    37,941,471x = 1,133,413,924,791,428.25
  5. Step 5: Solve for x
    x = 1,133,413,924,791,428.25/37,941,471
  6. Step 6: Final answer
    x = 29,872,693.25

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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.