Home / 16,038,889.38-22,133,643.66-8,696,709.18

Finding the Fourth Proportional to 16,038,889.38, 22,133,643.66 and 8,696,709.18

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Solution

The fourth proportional to 16,038,889.38, 22,133,643.66 and 8,696,709.18 is: 12,001,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,038,889.38 : 22,133,643.66 = 8,696,709.18 : x
  2. Step 2: Convert to fraction form
    16,038,889.38/22,133,643.66 = 8,696,709.18/x
  3. Step 3: Cross multiply
    16,038,889.38x = 22,133,643.66 × 8,696,709.18
  4. Step 4: Simplify right side
    16,038,889.38x = 192,489,862,004,770.78
  5. Step 5: Solve for x
    x = 192,489,862,004,770.78/16,038,889.38
  6. Step 6: Final answer
    x = 12,001,445.83

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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.