Home / 7,211,428.32-10,818,585.96-2,662,504.80

Finding the Fourth Proportional to 7,211,428.32, 10,818,585.96 and 2,662,504.80

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Solution

The fourth proportional to 7,211,428.32, 10,818,585.96 and 2,662,504.80 is: 3,994,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,428.32 : 10,818,585.96 = 2,662,504.80 : x
  2. Step 2: Convert to fraction form
    7,211,428.32/10,818,585.96 = 2,662,504.80/x
  3. Step 3: Cross multiply
    7,211,428.32x = 10,818,585.96 × 2,662,504.80
  4. Step 4: Simplify right side
    7,211,428.32x = 28,804,537,047,712.61
  5. Step 5: Solve for x
    x = 28,804,537,047,712.61/7,211,428.32
  6. Step 6: Final answer
    x = 3,994,290.14

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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.