Home / 16,390,081.09-22,617,719.06-9,047,756.57

Finding the Fourth Proportional to 16,390,081.09, 22,617,719.06 and 9,047,756.57

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Solution

The fourth proportional to 16,390,081.09, 22,617,719.06 and 9,047,756.57 is: 12,485,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,081.09 : 22,617,719.06 = 9,047,756.57 : x
  2. Step 2: Convert to fraction form
    16,390,081.09/22,617,719.06 = 9,047,756.57/x
  3. Step 3: Cross multiply
    16,390,081.09x = 22,617,719.06 × 9,047,756.57
  4. Step 4: Simplify right side
    16,390,081.09x = 204,639,616,234,834.72
  5. Step 5: Solve for x
    x = 204,639,616,234,834.72/16,390,081.09
  6. Step 6: Final answer
    x = 12,485,576.80

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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.