Home / 8,360,015.12-11,536,861.73-4,689,127.87

Finding the Fourth Proportional to 8,360,015.12, 11,536,861.73 and 4,689,127.87

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Solution

The fourth proportional to 8,360,015.12, 11,536,861.73 and 4,689,127.87 is: 6,471,019.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360,015.12 : 11,536,861.73 = 4,689,127.87 : x
  2. Step 2: Convert to fraction form
    8,360,015.12/11,536,861.73 = 4,689,127.87/x
  3. Step 3: Cross multiply
    8,360,015.12x = 11,536,861.73 × 4,689,127.87
  4. Step 4: Simplify right side
    8,360,015.12x = 54,097,819,850,639.04
  5. Step 5: Solve for x
    x = 54,097,819,850,639.04/8,360,015.12
  6. Step 6: Final answer
    x = 6,471,019.38

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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.