Home / 30,607,654.43-42,235,440.17-18,845,056.73

Finding the Fourth Proportional to 30,607,654.43, 42,235,440.17 and 18,845,056.73

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Solution

The fourth proportional to 30,607,654.43, 42,235,440.17 and 18,845,056.73 is: 26,004,255.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,607,654.43 : 42,235,440.17 = 18,845,056.73 : x
  2. Step 2: Convert to fraction form
    30,607,654.43/42,235,440.17 = 18,845,056.73/x
  3. Step 3: Cross multiply
    30,607,654.43x = 42,235,440.17 × 18,845,056.73
  4. Step 4: Simplify right side
    30,607,654.43x = 795,929,266,031,534.25
  5. Step 5: Solve for x
    x = 795,929,266,031,534.25/30,607,654.43
  6. Step 6: Final answer
    x = 26,004,255.50

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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.