Home / 17,909,907.90-26,864,845.45-5,613,959.67

Finding the Fourth Proportional to 17,909,907.90, 26,864,845.45 and 5,613,959.67

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Solution

The fourth proportional to 17,909,907.90, 26,864,845.45 and 5,613,959.67 is: 8,420,934.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909,907.90 : 26,864,845.45 = 5,613,959.67 : x
  2. Step 2: Convert to fraction form
    17,909,907.90/26,864,845.45 = 5,613,959.67/x
  3. Step 3: Cross multiply
    17,909,907.90x = 26,864,845.45 × 5,613,959.67
  4. Step 4: Simplify right side
    17,909,907.90x = 150,818,158,849,974.69
  5. Step 5: Solve for x
    x = 150,818,158,849,974.69/17,909,907.90
  6. Step 6: Final answer
    x = 8,420,934.36

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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.