Home / 16,915,749.24-23,343,957.90-9,180,884.28

Finding the Fourth Proportional to 16,915,749.24, 23,343,957.90 and 9,180,884.28

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Solution

The fourth proportional to 16,915,749.24, 23,343,957.90 and 9,180,884.28 is: 12,669,741.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,749.24 : 23,343,957.90 = 9,180,884.28 : x
  2. Step 2: Convert to fraction form
    16,915,749.24/23,343,957.90 = 9,180,884.28/x
  3. Step 3: Cross multiply
    16,915,749.24x = 23,343,957.90 × 9,180,884.28
  4. Step 4: Simplify right side
    16,915,749.24x = 214,318,176,117,091.78
  5. Step 5: Solve for x
    x = 214,318,176,117,091.78/16,915,749.24
  6. Step 6: Final answer
    x = 12,669,741.85

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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.