Home / 17,115,731.28-23,616,218.52-10,143,335.52

Finding the Fourth Proportional to 17,115,731.28, 23,616,218.52 and 10,143,335.52

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Solution

The fourth proportional to 17,115,731.28, 23,616,218.52 and 10,143,335.52 is: 13,995,734.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115,731.28 : 23,616,218.52 = 10,143,335.52 : x
  2. Step 2: Convert to fraction form
    17,115,731.28/23,616,218.52 = 10,143,335.52/x
  3. Step 3: Cross multiply
    17,115,731.28x = 23,616,218.52 × 10,143,335.52
  4. Step 4: Simplify right side
    17,115,731.28x = 239,547,228,161,997.81
  5. Step 5: Solve for x
    x = 239,547,228,161,997.81/17,115,731.28
  6. Step 6: Final answer
    x = 13,995,734.35

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1.5x scale

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.