Home / 16,770,320.20-23,142,902.71-9,428,186.07

Finding the Fourth Proportional to 16,770,320.20, 23,142,902.71 and 9,428,186.07

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Solution

The fourth proportional to 16,770,320.20, 23,142,902.71 and 9,428,186.07 is: 13,010,818.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770,320.20 : 23,142,902.71 = 9,428,186.07 : x
  2. Step 2: Convert to fraction form
    16,770,320.20/23,142,902.71 = 9,428,186.07/x
  3. Step 3: Cross multiply
    16,770,320.20x = 23,142,902.71 × 9,428,186.07
  4. Step 4: Simplify right side
    16,770,320.20x = 218,195,592,949,787.25
  5. Step 5: Solve for x
    x = 218,195,592,949,787.25/16,770,320.20
  6. Step 6: Final answer
    x = 13,010,818.54

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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.