Home / 13,016,706.30-17,961,847.47-7,214,994.36

Finding the Fourth Proportional to 13,016,706.30, 17,961,847.47 and 7,214,994.36

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Solution

The fourth proportional to 13,016,706.30, 17,961,847.47 and 7,214,994.36 is: 9,956,023.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,016,706.30 : 17,961,847.47 = 7,214,994.36 : x
  2. Step 2: Convert to fraction form
    13,016,706.30/17,961,847.47 = 7,214,994.36/x
  3. Step 3: Cross multiply
    13,016,706.30x = 17,961,847.47 × 7,214,994.36
  4. Step 4: Simplify right side
    13,016,706.30x = 129,594,628,191,230.27
  5. Step 5: Solve for x
    x = 129,594,628,191,230.27/13,016,706.30
  6. Step 6: Final answer
    x = 9,956,023.07

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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.