Home / 12,283,423.02-18,424,470.60-3,763,784.70

Finding the Fourth Proportional to 12,283,423.02, 18,424,470.60 and 3,763,784.70

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Solution

The fourth proportional to 12,283,423.02, 18,424,470.60 and 3,763,784.70 is: 5,645,473.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,283,423.02 : 18,424,470.60 = 3,763,784.70 : x
  2. Step 2: Convert to fraction form
    12,283,423.02/18,424,470.60 = 3,763,784.70/x
  3. Step 3: Cross multiply
    12,283,423.02x = 18,424,470.60 × 3,763,784.70
  4. Step 4: Simplify right side
    12,283,423.02x = 69,345,740,549,879.83
  5. Step 5: Solve for x
    x = 69,345,740,549,879.83/12,283,423.02
  6. Step 6: Final answer
    x = 5,645,473.61

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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.