Home / 7,043,460-10,566,705.60-2,185,669.68

Finding the Fourth Proportional to 7,043,460, 10,566,705.60 and 2,185,669.68

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Solution

The fourth proportional to 7,043,460, 10,566,705.60 and 2,185,669.68 is: 3,278,974.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043,460 : 10,566,705.60 = 2,185,669.68 : x
  2. Step 2: Convert to fraction form
    7,043,460/10,566,705.60 = 2,185,669.68/x
  3. Step 3: Cross multiply
    7,043,460x = 10,566,705.60 × 2,185,669.68
  4. Step 4: Simplify right side
    7,043,460x = 23,095,328,047,406.21
  5. Step 5: Solve for x
    x = 23,095,328,047,406.21/7,043,460
  6. Step 6: Final answer
    x = 3,278,974.83

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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.