Home / 6,832,431.28-10,248,646.92-2,790,826.12

Finding the Fourth Proportional to 6,832,431.28, 10,248,646.92 and 2,790,826.12

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Solution

The fourth proportional to 6,832,431.28, 10,248,646.92 and 2,790,826.12 is: 4,186,239.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,832,431.28 : 10,248,646.92 = 2,790,826.12 : x
  2. Step 2: Convert to fraction form
    6,832,431.28/10,248,646.92 = 2,790,826.12/x
  3. Step 3: Cross multiply
    6,832,431.28x = 10,248,646.92 × 2,790,826.12
  4. Step 4: Simplify right side
    6,832,431.28x = 28,602,191,518,993.55
  5. Step 5: Solve for x
    x = 28,602,191,518,993.55/6,832,431.28
  6. Step 6: Final answer
    x = 4,186,239.18

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Double scale
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1.5x scale

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.