Home / 28,897,976.88-43,353,341.26-8,429,298

Finding the Fourth Proportional to 28,897,976.88, 43,353,341.26 and 8,429,298

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Solution

The fourth proportional to 28,897,976.88, 43,353,341.26 and 8,429,298 is: 12,645,806.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897,976.88 : 43,353,341.26 = 8,429,298 : x
  2. Step 2: Convert to fraction form
    28,897,976.88/43,353,341.26 = 8,429,298/x
  3. Step 3: Cross multiply
    28,897,976.88x = 43,353,341.26 × 8,429,298
  4. Step 4: Simplify right side
    28,897,976.88x = 365,438,232,776,235.44
  5. Step 5: Solve for x
    x = 365,438,232,776,235.44/28,897,976.88
  6. Step 6: Final answer
    x = 12,645,806.81

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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.