Home / 6,143,486.50-8,478,015.02-3,427,232.50

Finding the Fourth Proportional to 6,143,486.50, 8,478,015.02 and 3,427,232.50

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Solution

The fourth proportional to 6,143,486.50, 8,478,015.02 and 3,427,232.50 is: 4,729,582.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143,486.50 : 8,478,015.02 = 3,427,232.50 : x
  2. Step 2: Convert to fraction form
    6,143,486.50/8,478,015.02 = 3,427,232.50/x
  3. Step 3: Cross multiply
    6,143,486.50x = 8,478,015.02 × 3,427,232.50
  4. Step 4: Simplify right side
    6,143,486.50x = 29,056,128,612,032.15
  5. Step 5: Solve for x
    x = 29,056,128,612,032.15/6,143,486.50
  6. Step 6: Final answer
    x = 4,729,582.89

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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.