Home / 16,770,182.39-23,142,712.48-9,428,048.18

Finding the Fourth Proportional to 16,770,182.39, 23,142,712.48 and 9,428,048.18

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Solution

The fourth proportional to 16,770,182.39, 23,142,712.48 and 9,428,048.18 is: 13,010,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770,182.39 : 23,142,712.48 = 9,428,048.18 : x
  2. Step 2: Convert to fraction form
    16,770,182.39/23,142,712.48 = 9,428,048.18/x
  3. Step 3: Cross multiply
    16,770,182.39x = 23,142,712.48 × 9,428,048.18
  4. Step 4: Simplify right side
    16,770,182.39x = 218,190,608,311,613.91
  5. Step 5: Solve for x
    x = 218,190,608,311,613.91/16,770,182.39
  6. Step 6: Final answer
    x = 13,010,628.22

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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.