Home / 16,948,622.85-23,367,146.11-10,977,405.72

Finding the Fourth Proportional to 16,948,622.85, 23,367,146.11 and 10,977,405.72

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Solution

The fourth proportional to 16,948,622.85, 23,367,146.11 and 10,977,405.72 is: 15,134,600.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,948,622.85 : 23,367,146.11 = 10,977,405.72 : x
  2. Step 2: Convert to fraction form
    16,948,622.85/23,367,146.11 = 10,977,405.72/x
  3. Step 3: Cross multiply
    16,948,622.85x = 23,367,146.11 × 10,977,405.72
  4. Step 4: Simplify right side
    16,948,622.85x = 256,510,643,367,989.75
  5. Step 5: Solve for x
    x = 256,510,643,367,989.75/16,948,622.85
  6. Step 6: Final answer
    x = 15,134,600.94

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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.