Home / 7,166,688.46-9,892,191.26-4,876,177.76

Finding the Fourth Proportional to 7,166,688.46, 9,892,191.26 and 4,876,177.76

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Solution

The fourth proportional to 7,166,688.46, 9,892,191.26 and 4,876,177.76 is: 6,730,595.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166,688.46 : 9,892,191.26 = 4,876,177.76 : x
  2. Step 2: Convert to fraction form
    7,166,688.46/9,892,191.26 = 4,876,177.76/x
  3. Step 3: Cross multiply
    7,166,688.46x = 9,892,191.26 × 4,876,177.76
  4. Step 4: Simplify right side
    7,166,688.46x = 48,236,083,019,678.38
  5. Step 5: Solve for x
    x = 48,236,083,019,678.38/7,166,688.46
  6. Step 6: Final answer
    x = 6,730,595.77

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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.