Home / 27,454,730.22-37,890,889.74-15,852,268.80

Finding the Fourth Proportional to 27,454,730.22, 37,890,889.74 and 15,852,268.80

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Solution

The fourth proportional to 27,454,730.22, 37,890,889.74 and 15,852,268.80 is: 21,878,072.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,454,730.22 : 37,890,889.74 = 15,852,268.80 : x
  2. Step 2: Convert to fraction form
    27,454,730.22/37,890,889.74 = 15,852,268.80/x
  3. Step 3: Cross multiply
    27,454,730.22x = 37,890,889.74 × 15,852,268.80
  4. Step 4: Simplify right side
    27,454,730.22x = 600,656,569,229,642.12
  5. Step 5: Solve for x
    x = 600,656,569,229,642.12/27,454,730.22
  6. Step 6: Final answer
    x = 21,878,072.17

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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.