Home / 16,172,275.71-22,317,571.45-8,830,086.19

Finding the Fourth Proportional to 16,172,275.71, 22,317,571.45 and 8,830,086.19

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Solution

The fourth proportional to 16,172,275.71, 22,317,571.45 and 8,830,086.19 is: 12,185,426.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,172,275.71 : 22,317,571.45 = 8,830,086.19 : x
  2. Step 2: Convert to fraction form
    16,172,275.71/22,317,571.45 = 8,830,086.19/x
  3. Step 3: Cross multiply
    16,172,275.71x = 22,317,571.45 × 8,830,086.19
  4. Step 4: Simplify right side
    16,172,275.71x = 197,066,079,454,983.25
  5. Step 5: Solve for x
    x = 197,066,079,454,983.25/16,172,275.71
  6. Step 6: Final answer
    x = 12,185,426.65

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Double scale
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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.