Home / 6,427,790.11-8,870,901.27-3,527,741.57

Finding the Fourth Proportional to 6,427,790.11, 8,870,901.27 and 3,527,741.57

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Solution

The fourth proportional to 6,427,790.11, 8,870,901.27 and 3,527,741.57 is: 4,868,585.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,790.11 : 8,870,901.27 = 3,527,741.57 : x
  2. Step 2: Convert to fraction form
    6,427,790.11/8,870,901.27 = 3,527,741.57/x
  3. Step 3: Cross multiply
    6,427,790.11x = 8,870,901.27 × 3,527,741.57
  4. Step 4: Simplify right side
    6,427,790.11x = 31,294,247,173,544.79
  5. Step 5: Solve for x
    x = 31,294,247,173,544.79/6,427,790.11
  6. Step 6: Final answer
    x = 4,868,585.73

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Double scale
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1.5x scale

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.