Home / 13,977,238.60-20,966,815.50-4,751,456.68

Finding the Fourth Proportional to 13,977,238.60, 20,966,815.50 and 4,751,456.68

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Solution

The fourth proportional to 13,977,238.60, 20,966,815.50 and 4,751,456.68 is: 7,127,510.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,977,238.60 : 20,966,815.50 = 4,751,456.68 : x
  2. Step 2: Convert to fraction form
    13,977,238.60/20,966,815.50 = 4,751,456.68/x
  3. Step 3: Cross multiply
    13,977,238.60x = 20,966,815.50 × 4,751,456.68
  4. Step 4: Simplify right side
    13,977,238.60x = 99,622,915,565,802.53
  5. Step 5: Solve for x
    x = 99,622,915,565,802.53/13,977,238.60
  6. Step 6: Final answer
    x = 7,127,510.55

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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.