Home / 16,005,694.17-22,089,960.59-9,128,599.77

Finding the Fourth Proportional to 16,005,694.17, 22,089,960.59 and 9,128,599.77

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Solution

The fourth proportional to 16,005,694.17, 22,089,960.59 and 9,128,599.77 is: 12,598,666.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,005,694.17 : 22,089,960.59 = 9,128,599.77 : x
  2. Step 2: Convert to fraction form
    16,005,694.17/22,089,960.59 = 9,128,599.77/x
  3. Step 3: Cross multiply
    16,005,694.17x = 22,089,960.59 × 9,128,599.77
  4. Step 4: Simplify right side
    16,005,694.17x = 201,650,409,115,540.06
  5. Step 5: Solve for x
    x = 201,650,409,115,540.06/16,005,694.17
  6. Step 6: Final answer
    x = 12,598,666.89

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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.