Home / 12,151,934.60-18,234,900.30-4,584,331.40

Finding the Fourth Proportional to 12,151,934.60, 18,234,900.30 and 4,584,331.40

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Solution

The fourth proportional to 12,151,934.60, 18,234,900.30 and 4,584,331.40 is: 6,879,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,934.60 : 18,234,900.30 = 4,584,331.40 : x
  2. Step 2: Convert to fraction form
    12,151,934.60/18,234,900.30 = 4,584,331.40/x
  3. Step 3: Cross multiply
    12,151,934.60x = 18,234,900.30 × 4,584,331.40
  4. Step 4: Simplify right side
    12,151,934.60x = 83,594,826,021,159.44
  5. Step 5: Solve for x
    x = 83,594,826,021,159.44/12,151,934.60
  6. Step 6: Final answer
    x = 6,879,137.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.