Home / 18,288,935.78-27,433,495.34-4,642,086.22

Finding the Fourth Proportional to 18,288,935.78, 27,433,495.34 and 4,642,086.22

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Solution

The fourth proportional to 18,288,935.78, 27,433,495.34 and 4,642,086.22 is: 6,963,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,288,935.78 : 27,433,495.34 = 4,642,086.22 : x
  2. Step 2: Convert to fraction form
    18,288,935.78/27,433,495.34 = 4,642,086.22/x
  3. Step 3: Cross multiply
    18,288,935.78x = 27,433,495.34 × 4,642,086.22
  4. Step 4: Simplify right side
    18,288,935.78x = 127,348,650,684,248.20
  5. Step 5: Solve for x
    x = 127,348,650,684,248.20/18,288,935.78
  6. Step 6: Final answer
    x = 6,963,152.60

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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.