Home / 7,122,542.56-10,683,720.52-1,731,177.32

Finding the Fourth Proportional to 7,122,542.56, 10,683,720.52 and 1,731,177.32

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Solution

The fourth proportional to 7,122,542.56, 10,683,720.52 and 1,731,177.32 is: 2,596,743.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122,542.56 : 10,683,720.52 = 1,731,177.32 : x
  2. Step 2: Convert to fraction form
    7,122,542.56/10,683,720.52 = 1,731,177.32/x
  3. Step 3: Cross multiply
    7,122,542.56x = 10,683,720.52 × 1,731,177.32
  4. Step 4: Simplify right side
    7,122,542.56x = 18,495,414,657,442.61
  5. Step 5: Solve for x
    x = 18,495,414,657,442.61/7,122,542.56
  6. Step 6: Final answer
    x = 2,596,743.30

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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.