Home / 30,087,913.20-41,520,155.76-16,336,562.64

Finding the Fourth Proportional to 30,087,913.20, 41,520,155.76 and 16,336,562.64

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Solution

The fourth proportional to 30,087,913.20, 41,520,155.76 and 16,336,562.64 is: 22,543,824.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087,913.20 : 41,520,155.76 = 16,336,562.64 : x
  2. Step 2: Convert to fraction form
    30,087,913.20/41,520,155.76 = 16,336,562.64/x
  3. Step 3: Cross multiply
    30,087,913.20x = 41,520,155.76 × 16,336,562.64
  4. Step 4: Simplify right side
    30,087,913.20x = 678,296,625,395,796.75
  5. Step 5: Solve for x
    x = 678,296,625,395,796.75/30,087,913.20
  6. Step 6: Final answer
    x = 22,543,824.19

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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.