Home / 16,222,084.56-22,386,444.12-8,879,919.75

Finding the Fourth Proportional to 16,222,084.56, 22,386,444.12 and 8,879,919.75

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Solution

The fourth proportional to 16,222,084.56, 22,386,444.12 and 8,879,919.75 is: 12,254,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,222,084.56 : 22,386,444.12 = 8,879,919.75 : x
  2. Step 2: Convert to fraction form
    16,222,084.56/22,386,444.12 = 8,879,919.75/x
  3. Step 3: Cross multiply
    16,222,084.56x = 22,386,444.12 × 8,879,919.75
  4. Step 4: Simplify right side
    16,222,084.56x = 198,789,827,273,459.38
  5. Step 5: Solve for x
    x = 198,789,827,273,459.38/16,222,084.56
  6. Step 6: Final answer
    x = 12,254,271.42

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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.