Home / 4,678,836.08-7,002,285.24-3,921,532.40

Finding the Fourth Proportional to 4,678,836.08, 7,002,285.24 and 3,921,532.40

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Solution

The fourth proportional to 4,678,836.08, 7,002,285.24 and 3,921,532.40 is: 5,868,914.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,836.08 : 7,002,285.24 = 3,921,532.40 : x
  2. Step 2: Convert to fraction form
    4,678,836.08/7,002,285.24 = 3,921,532.40/x
  3. Step 3: Cross multiply
    4,678,836.08x = 7,002,285.24 × 3,921,532.40
  4. Step 4: Simplify right side
    4,678,836.08x = 27,459,688,442,701.78
  5. Step 5: Solve for x
    x = 27,459,688,442,701.78/4,678,836.08
  6. Step 6: Final answer
    x = 5,868,914.40

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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.