Home / 7,137,005.36-9,849,077.28-3,873,820.73

Finding the Fourth Proportional to 7,137,005.36, 9,849,077.28 and 3,873,820.73

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Solution

The fourth proportional to 7,137,005.36, 9,849,077.28 and 3,873,820.73 is: 5,345,877.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,005.36 : 9,849,077.28 = 3,873,820.73 : x
  2. Step 2: Convert to fraction form
    7,137,005.36/9,849,077.28 = 3,873,820.73/x
  3. Step 3: Cross multiply
    7,137,005.36x = 9,849,077.28 × 3,873,820.73
  4. Step 4: Simplify right side
    7,137,005.36x = 38,153,559,689,390.62
  5. Step 5: Solve for x
    x = 38,153,559,689,390.62/7,137,005.36
  6. Step 6: Final answer
    x = 5,345,877.97

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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.