Home / 16,019,903.62-22,106,365.18-8,955,040.69

Finding the Fourth Proportional to 16,019,903.62, 22,106,365.18 and 8,955,040.69

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Solution

The fourth proportional to 16,019,903.62, 22,106,365.18 and 8,955,040.69 is: 12,357,340.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,019,903.62 : 22,106,365.18 = 8,955,040.69 : x
  2. Step 2: Convert to fraction form
    16,019,903.62/22,106,365.18 = 8,955,040.69/x
  3. Step 3: Cross multiply
    16,019,903.62x = 22,106,365.18 × 8,955,040.69
  4. Step 4: Simplify right side
    16,019,903.62x = 197,963,399,694,899.16
  5. Step 5: Solve for x
    x = 197,963,399,694,899.16/16,019,903.62
  6. Step 6: Final answer
    x = 12,357,340.24

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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.