Home / 34,212,520.95-47,175,453.57-21,802,967.63

Finding the Fourth Proportional to 34,212,520.95, 47,175,453.57 and 21,802,967.63

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Solution

The fourth proportional to 34,212,520.95, 47,175,453.57 and 21,802,967.63 is: 30,063,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,212,520.95 : 47,175,453.57 = 21,802,967.63 : x
  2. Step 2: Convert to fraction form
    34,212,520.95/47,175,453.57 = 21,802,967.63/x
  3. Step 3: Cross multiply
    34,212,520.95x = 47,175,453.57 × 21,802,967.63
  4. Step 4: Simplify right side
    34,212,520.95x = 1,028,564,887,117,277.88
  5. Step 5: Solve for x
    x = 1,028,564,887,117,277.88/34,212,520.95
  6. Step 6: Final answer
    x = 30,063,989.98

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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.