Home / 55,274,289.08-76,278,092.88-30,495,520.30

Finding the Fourth Proportional to 55,274,289.08, 76,278,092.88 and 30,495,520.30

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Solution

The fourth proportional to 55,274,289.08, 76,278,092.88 and 30,495,520.30 is: 42,083,582.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,274,289.08 : 76,278,092.88 = 30,495,520.30 : x
  2. Step 2: Convert to fraction form
    55,274,289.08/76,278,092.88 = 30,495,520.30/x
  3. Step 3: Cross multiply
    55,274,289.08x = 76,278,092.88 × 30,495,520.30
  4. Step 4: Simplify right side
    55,274,289.08x = 2,326,140,129,867,325.50
  5. Step 5: Solve for x
    x = 2,326,140,129,867,325.50/55,274,289.08
  6. Step 6: Final answer
    x = 42,083,582.96

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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.