Home / 6,109,193.52-8,430,193.76-3,531,041.28

Finding the Fourth Proportional to 6,109,193.52, 8,430,193.76 and 3,531,041.28

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Solution

The fourth proportional to 6,109,193.52, 8,430,193.76 and 3,531,041.28 is: 4,872,551.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109,193.52 : 8,430,193.76 = 3,531,041.28 : x
  2. Step 2: Convert to fraction form
    6,109,193.52/8,430,193.76 = 3,531,041.28/x
  3. Step 3: Cross multiply
    6,109,193.52x = 8,430,193.76 × 3,531,041.28
  4. Step 4: Simplify right side
    6,109,193.52x = 29,767,362,164,958.41
  5. Step 5: Solve for x
    x = 29,767,362,164,958.41/6,109,193.52
  6. Step 6: Final answer
    x = 4,872,551.85

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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.