Home / 8,721,122.31-12,035,148.80-4,854,556.88

Finding the Fourth Proportional to 8,721,122.31, 12,035,148.80 and 4,854,556.88

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Solution

The fourth proportional to 8,721,122.31, 12,035,148.80 and 4,854,556.88 is: 6,699,288.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,122.31 : 12,035,148.80 = 4,854,556.88 : x
  2. Step 2: Convert to fraction form
    8,721,122.31/12,035,148.80 = 4,854,556.88/x
  3. Step 3: Cross multiply
    8,721,122.31x = 12,035,148.80 × 4,854,556.88
  4. Step 4: Simplify right side
    8,721,122.31x = 58,425,314,464,551.62
  5. Step 5: Solve for x
    x = 58,425,314,464,551.62/8,721,122.31
  6. Step 6: Final answer
    x = 6,699,288.51

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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.