Home / 16,916,867.52-23,344,984.20-9,181,743.72

Finding the Fourth Proportional to 16,916,867.52, 23,344,984.20 and 9,181,743.72

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Solution

The fourth proportional to 16,916,867.52, 23,344,984.20 and 9,181,743.72 is: 12,670,647.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916,867.52 : 23,344,984.20 = 9,181,743.72 : x
  2. Step 2: Convert to fraction form
    16,916,867.52/23,344,984.20 = 9,181,743.72/x
  3. Step 3: Cross multiply
    16,916,867.52x = 23,344,984.20 × 9,181,743.72
  4. Step 4: Simplify right side
    16,916,867.52x = 214,347,662,071,849.22
  5. Step 5: Solve for x
    x = 214,347,662,071,849.22/16,916,867.52
  6. Step 6: Final answer
    x = 12,670,647.32

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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.