Home / 7,209,029.40-10,813,544.10-4,521,643.80

Finding the Fourth Proportional to 7,209,029.40, 10,813,544.10 and 4,521,643.80

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Solution

The fourth proportional to 7,209,029.40, 10,813,544.10 and 4,521,643.80 is: 6,782,465.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209,029.40 : 10,813,544.10 = 4,521,643.80 : x
  2. Step 2: Convert to fraction form
    7,209,029.40/10,813,544.10 = 4,521,643.80/x
  3. Step 3: Cross multiply
    7,209,029.40x = 10,813,544.10 × 4,521,643.80
  4. Step 4: Simplify right side
    7,209,029.40x = 48,894,994,635,791.58
  5. Step 5: Solve for x
    x = 48,894,994,635,791.58/7,209,029.40
  6. Step 6: Final answer
    x = 6,782,465.70

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Similar ratio
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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.