Home / 10,972,144.60-16,458,216.90-3,399,875.80

Finding the Fourth Proportional to 10,972,144.60, 16,458,216.90 and 3,399,875.80

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Solution

The fourth proportional to 10,972,144.60, 16,458,216.90 and 3,399,875.80 is: 5,099,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972,144.60 : 16,458,216.90 = 3,399,875.80 : x
  2. Step 2: Convert to fraction form
    10,972,144.60/16,458,216.90 = 3,399,875.80/x
  3. Step 3: Cross multiply
    10,972,144.60x = 16,458,216.90 × 3,399,875.80
  4. Step 4: Simplify right side
    10,972,144.60x = 55,955,893,349,461.02
  5. Step 5: Solve for x
    x = 55,955,893,349,461.02/10,972,144.60
  6. Step 6: Final answer
    x = 5,099,813.70

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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.