Home / 16,038,866.81-22,133,612.26-8,696,686.61

Finding the Fourth Proportional to 16,038,866.81, 22,133,612.26 and 8,696,686.61

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Solution

The fourth proportional to 16,038,866.81, 22,133,612.26 and 8,696,686.61 is: 12,001,414.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,038,866.81 : 22,133,612.26 = 8,696,686.61 : x
  2. Step 2: Convert to fraction form
    16,038,866.81/22,133,612.26 = 8,696,686.61/x
  3. Step 3: Cross multiply
    16,038,866.81x = 22,133,612.26 × 8,696,686.61
  4. Step 4: Simplify right side
    16,038,866.81x = 192,489,089,372,473.84
  5. Step 5: Solve for x
    x = 192,489,089,372,473.84/16,038,866.81
  6. Step 6: Final answer
    x = 12,001,414.54

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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.