Home / 17,121,740.18-23,627,995.75-9,386,616.42

Finding the Fourth Proportional to 17,121,740.18, 23,627,995.75 and 9,386,616.42

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Solution

The fourth proportional to 17,121,740.18, 23,627,995.75 and 9,386,616.42 is: 12,953,527.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,121,740.18 : 23,627,995.75 = 9,386,616.42 : x
  2. Step 2: Convert to fraction form
    17,121,740.18/23,627,995.75 = 9,386,616.42/x
  3. Step 3: Cross multiply
    17,121,740.18x = 23,627,995.75 × 9,386,616.42
  4. Step 4: Simplify right side
    17,121,740.18x = 221,786,932,878,640.22
  5. Step 5: Solve for x
    x = 221,786,932,878,640.22/17,121,740.18
  6. Step 6: Final answer
    x = 12,953,527.54

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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.