Home / 6,911,079.45-10,366,619.18-4,758,743.40

Finding the Fourth Proportional to 6,911,079.45, 10,366,619.18 and 4,758,743.40

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Solution

The fourth proportional to 6,911,079.45, 10,366,619.18 and 4,758,743.40 is: 7,138,115.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,079.45 : 10,366,619.18 = 4,758,743.40 : x
  2. Step 2: Convert to fraction form
    6,911,079.45/10,366,619.18 = 4,758,743.40/x
  3. Step 3: Cross multiply
    6,911,079.45x = 10,366,619.18 × 4,758,743.40
  4. Step 4: Simplify right side
    6,911,079.45x = 49,332,080,603,138.41
  5. Step 5: Solve for x
    x = 49,332,080,603,138.41/6,911,079.45
  6. Step 6: Final answer
    x = 7,138,115.10

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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.