Home / 9,019,482.30-12,447,394.20-5,350,571.10

Finding the Fourth Proportional to 9,019,482.30, 12,447,394.20 and 5,350,571.10

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Solution

The fourth proportional to 9,019,482.30, 12,447,394.20 and 5,350,571.10 is: 7,384,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019,482.30 : 12,447,394.20 = 5,350,571.10 : x
  2. Step 2: Convert to fraction form
    9,019,482.30/12,447,394.20 = 5,350,571.10/x
  3. Step 3: Cross multiply
    9,019,482.30x = 12,447,394.20 × 5,350,571.10
  4. Step 4: Simplify right side
    9,019,482.30x = 66,600,667,676,827.61
  5. Step 5: Solve for x
    x = 66,600,667,676,827.61/9,019,482.30
  6. Step 6: Final answer
    x = 7,384,089.85

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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.