Home / 8,729,869.14-12,045,985.20-4,957,802.82

Finding the Fourth Proportional to 8,729,869.14, 12,045,985.20 and 4,957,802.82

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Solution

The fourth proportional to 8,729,869.14, 12,045,985.20 and 4,957,802.82 is: 6,841,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,869.14 : 12,045,985.20 = 4,957,802.82 : x
  2. Step 2: Convert to fraction form
    8,729,869.14/12,045,985.20 = 4,957,802.82/x
  3. Step 3: Cross multiply
    8,729,869.14x = 12,045,985.20 × 4,957,802.82
  4. Step 4: Simplify right side
    8,729,869.14x = 59,721,619,394,238.27
  5. Step 5: Solve for x
    x = 59,721,619,394,238.27/8,729,869.14
  6. Step 6: Final answer
    x = 6,841,066.97

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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.