Home / 40,185,905.72-60,242,969.92-14,608,897

Finding the Fourth Proportional to 40,185,905.72, 60,242,969.92 and 14,608,897

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Solution

The fourth proportional to 40,185,905.72, 60,242,969.92 and 14,608,897 is: 21,900,298.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,185,905.72 : 60,242,969.92 = 14,608,897 : x
  2. Step 2: Convert to fraction form
    40,185,905.72/60,242,969.92 = 14,608,897/x
  3. Step 3: Cross multiply
    40,185,905.72x = 60,242,969.92 × 14,608,897
  4. Step 4: Simplify right side
    40,185,905.72x = 880,083,342,535,378.25
  5. Step 5: Solve for x
    x = 880,083,342,535,378.25/40,185,905.72
  6. Step 6: Final answer
    x = 21,900,298.79

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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.