Home / 12,258,746.26-16,917,069.02-7,105,097.18

Finding the Fourth Proportional to 12,258,746.26, 16,917,069.02 and 7,105,097.18

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Solution

The fourth proportional to 12,258,746.26, 16,917,069.02 and 7,105,097.18 is: 9,805,033.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258,746.26 : 16,917,069.02 = 7,105,097.18 : x
  2. Step 2: Convert to fraction form
    12,258,746.26/16,917,069.02 = 7,105,097.18/x
  3. Step 3: Cross multiply
    12,258,746.26x = 16,917,069.02 × 7,105,097.18
  4. Step 4: Simplify right side
    12,258,746.26x = 120,197,419,387,867.36
  5. Step 5: Solve for x
    x = 120,197,419,387,867.36/12,258,746.26
  6. Step 6: Final answer
    x = 9,805,033.63

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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.