Home / 30,077,954.15-41,508,236.63-18,317,773.67

Finding the Fourth Proportional to 30,077,954.15, 41,508,236.63 and 18,317,773.67

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Solution

The fourth proportional to 30,077,954.15, 41,508,236.63 and 18,317,773.67 is: 25,278,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077,954.15 : 41,508,236.63 = 18,317,773.67 : x
  2. Step 2: Convert to fraction form
    30,077,954.15/41,508,236.63 = 18,317,773.67/x
  3. Step 3: Cross multiply
    30,077,954.15x = 41,508,236.63 × 18,317,773.67
  4. Step 4: Simplify right side
    30,077,954.15x = 760,338,484,041,325.25
  5. Step 5: Solve for x
    x = 760,338,484,041,325.25/30,077,954.15
  6. Step 6: Final answer
    x = 25,278,929.55

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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.