Home / 15,497,822.67-21,386,458.62-8,527,848.45

Finding the Fourth Proportional to 15,497,822.67, 21,386,458.62 and 8,527,848.45

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Solution

The fourth proportional to 15,497,822.67, 21,386,458.62 and 8,527,848.45 is: 11,768,135.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,497,822.67 : 21,386,458.62 = 8,527,848.45 : x
  2. Step 2: Convert to fraction form
    15,497,822.67/21,386,458.62 = 8,527,848.45/x
  3. Step 3: Cross multiply
    15,497,822.67x = 21,386,458.62 × 8,527,848.45
  4. Step 4: Simplify right side
    15,497,822.67x = 182,380,477,993,556.12
  5. Step 5: Solve for x
    x = 182,380,477,993,556.12/15,497,822.67
  6. Step 6: Final answer
    x = 11,768,135.56

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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.