Home / 20,134,235.61-30,195,841.43-5,557,670.48

Finding the Fourth Proportional to 20,134,235.61, 30,195,841.43 and 5,557,670.48

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Solution

The fourth proportional to 20,134,235.61, 30,195,841.43 and 5,557,670.48 is: 8,334,984.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,134,235.61 : 30,195,841.43 = 5,557,670.48 : x
  2. Step 2: Convert to fraction form
    20,134,235.61/30,195,841.43 = 5,557,670.48/x
  3. Step 3: Cross multiply
    20,134,235.61x = 30,195,841.43 × 5,557,670.48
  4. Step 4: Simplify right side
    20,134,235.61x = 167,818,536,623,655.78
  5. Step 5: Solve for x
    x = 167,818,536,623,655.78/20,134,235.61
  6. Step 6: Final answer
    x = 8,334,984.25

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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.