Home / 15,719,878.36-21,693,210.24-8,844,344.02

Finding the Fourth Proportional to 15,719,878.36, 21,693,210.24 and 8,844,344.02

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Solution

The fourth proportional to 15,719,878.36, 21,693,210.24 and 8,844,344.02 is: 12,205,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719,878.36 : 21,693,210.24 = 8,844,344.02 : x
  2. Step 2: Convert to fraction form
    15,719,878.36/21,693,210.24 = 8,844,344.02/x
  3. Step 3: Cross multiply
    15,719,878.36x = 21,693,210.24 × 8,844,344.02
  4. Step 4: Simplify right side
    15,719,878.36x = 191,862,214,260,746.75
  5. Step 5: Solve for x
    x = 191,862,214,260,746.75/15,719,878.36
  6. Step 6: Final answer
    x = 12,205,069.90

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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.