Home / 18,223,007.90-27,334,835.85-5,443,670.30

Finding the Fourth Proportional to 18,223,007.90, 27,334,835.85 and 5,443,670.30

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Solution

The fourth proportional to 18,223,007.90, 27,334,835.85 and 5,443,670.30 is: 8,165,602.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223,007.90 : 27,334,835.85 = 5,443,670.30 : x
  2. Step 2: Convert to fraction form
    18,223,007.90/27,334,835.85 = 5,443,670.30/x
  3. Step 3: Cross multiply
    18,223,007.90x = 27,334,835.85 × 5,443,670.30
  4. Step 4: Simplify right side
    18,223,007.90x = 148,801,834,072,020.25
  5. Step 5: Solve for x
    x = 148,801,834,072,020.25/18,223,007.90
  6. Step 6: Final answer
    x = 8,165,602.24

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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.