Home / 9,136,454.06-13,705,526.64-2,988,470.72

Finding the Fourth Proportional to 9,136,454.06, 13,705,526.64 and 2,988,470.72

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Solution

The fourth proportional to 9,136,454.06, 13,705,526.64 and 2,988,470.72 is: 4,482,982.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136,454.06 : 13,705,526.64 = 2,988,470.72 : x
  2. Step 2: Convert to fraction form
    9,136,454.06/13,705,526.64 = 2,988,470.72/x
  3. Step 3: Cross multiply
    9,136,454.06x = 13,705,526.64 × 2,988,470.72
  4. Step 4: Simplify right side
    9,136,454.06x = 40,958,565,065,819.98
  5. Step 5: Solve for x
    x = 40,958,565,065,819.98/9,136,454.06
  6. Step 6: Final answer
    x = 4,482,982.65

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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.