Home / 30,257,430.32-41,749,543.14-18,035,424.56

Finding the Fourth Proportional to 30,257,430.32, 41,749,543.14 and 18,035,424.56

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Solution

The fourth proportional to 30,257,430.32, 41,749,543.14 and 18,035,424.56 is: 24,885,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257,430.32 : 41,749,543.14 = 18,035,424.56 : x
  2. Step 2: Convert to fraction form
    30,257,430.32/41,749,543.14 = 18,035,424.56/x
  3. Step 3: Cross multiply
    30,257,430.32x = 41,749,543.14 × 18,035,424.56
  4. Step 4: Simplify right side
    30,257,430.32x = 752,970,735,656,650.25
  5. Step 5: Solve for x
    x = 752,970,735,656,650.25/30,257,430.32
  6. Step 6: Final answer
    x = 24,885,481.94

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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.