Home / 16,331,864.76-22,538,054.52-8,990,436.24

Finding the Fourth Proportional to 16,331,864.76, 22,538,054.52 and 8,990,436.24

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Solution

The fourth proportional to 16,331,864.76, 22,538,054.52 and 8,990,436.24 is: 12,406,846.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331,864.76 : 22,538,054.52 = 8,990,436.24 : x
  2. Step 2: Convert to fraction form
    16,331,864.76/22,538,054.52 = 8,990,436.24/x
  3. Step 3: Cross multiply
    16,331,864.76x = 22,538,054.52 × 8,990,436.24
  4. Step 4: Simplify right side
    16,331,864.76x = 202,626,942,135,703.81
  5. Step 5: Solve for x
    x = 202,626,942,135,703.81/16,331,864.76
  6. Step 6: Final answer
    x = 12,406,846.68

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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.