Home / 9,196,448.10-12,690,145.58-5,663,685.75

Finding the Fourth Proportional to 9,196,448.10, 12,690,145.58 and 5,663,685.75

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Solution

The fourth proportional to 9,196,448.10, 12,690,145.58 and 5,663,685.75 is: 7,815,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,196,448.10 : 12,690,145.58 = 5,663,685.75 : x
  2. Step 2: Convert to fraction form
    9,196,448.10/12,690,145.58 = 5,663,685.75/x
  3. Step 3: Cross multiply
    9,196,448.10x = 12,690,145.58 × 5,663,685.75
  4. Step 4: Simplify right side
    9,196,448.10x = 71,872,996,658,553.05
  5. Step 5: Solve for x
    x = 71,872,996,658,553.05/9,196,448.10
  6. Step 6: Final answer
    x = 7,815,299.55

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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.