Home / 6,113,725.47-8,432,669.84-5,189,581.08

Finding the Fourth Proportional to 6,113,725.47, 8,432,669.84 and 5,189,581.08

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Solution

The fourth proportional to 6,113,725.47, 8,432,669.84 and 5,189,581.08 is: 7,157,996.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113,725.47 : 8,432,669.84 = 5,189,581.08 : x
  2. Step 2: Convert to fraction form
    6,113,725.47/8,432,669.84 = 5,189,581.08/x
  3. Step 3: Cross multiply
    6,113,725.47x = 8,432,669.84 × 5,189,581.08
  4. Step 4: Simplify right side
    6,113,725.47x = 43,762,023,829,602.73
  5. Step 5: Solve for x
    x = 43,762,023,829,602.73/6,113,725.47
  6. Step 6: Final answer
    x = 7,157,996.22

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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.