Home / 30,340,522.71-41,859,998.51-18,567,518.13

Finding the Fourth Proportional to 30,340,522.71, 41,859,998.51 and 18,567,518.13

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Solution

The fourth proportional to 30,340,522.71, 41,859,998.51 and 18,567,518.13 is: 25,617,102.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,340,522.71 : 41,859,998.51 = 18,567,518.13 : x
  2. Step 2: Convert to fraction form
    30,340,522.71/41,859,998.51 = 18,567,518.13/x
  3. Step 3: Cross multiply
    30,340,522.71x = 41,859,998.51 × 18,567,518.13
  4. Step 4: Simplify right side
    30,340,522.71x = 777,236,281,163,360.38
  5. Step 5: Solve for x
    x = 777,236,281,163,360.38/30,340,522.71
  6. Step 6: Final answer
    x = 25,617,102.53

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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.