Home / 45,878,750.61-63,280,442.07-30,192,777.42

Finding the Fourth Proportional to 45,878,750.61, 63,280,442.07 and 30,192,777.42

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Solution

The fourth proportional to 45,878,750.61, 63,280,442.07 and 30,192,777.42 is: 41,644,819.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,878,750.61 : 63,280,442.07 = 30,192,777.42 : x
  2. Step 2: Convert to fraction form
    45,878,750.61/63,280,442.07 = 30,192,777.42/x
  3. Step 3: Cross multiply
    45,878,750.61x = 63,280,442.07 × 30,192,777.42
  4. Step 4: Simplify right side
    45,878,750.61x = 1,910,612,302,458,714.25
  5. Step 5: Solve for x
    x = 1,910,612,302,458,714.25/45,878,750.61
  6. Step 6: Final answer
    x = 41,644,819.81

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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.