Home / 7,009,095-10,515,508.74-2,216,871.48

Finding the Fourth Proportional to 7,009,095, 10,515,508.74 and 2,216,871.48

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Solution

The fourth proportional to 7,009,095, 10,515,508.74 and 2,216,871.48 is: 3,325,897.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009,095 : 10,515,508.74 = 2,216,871.48 : x
  2. Step 2: Convert to fraction form
    7,009,095/10,515,508.74 = 2,216,871.48/x
  3. Step 3: Cross multiply
    7,009,095x = 10,515,508.74 × 2,216,871.48
  4. Step 4: Simplify right side
    7,009,095x = 23,311,531,423,396.73
  5. Step 5: Solve for x
    x = 23,311,531,423,396.73/7,009,095
  6. Step 6: Final answer
    x = 3,325,897.48

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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.