Home / 7,756,161.45-11,619,106.81-6,042,279.80

Finding the Fourth Proportional to 7,756,161.45, 11,619,106.81 and 6,042,279.80

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Solution

The fourth proportional to 7,756,161.45, 11,619,106.81 and 6,042,279.80 is: 9,051,628.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756,161.45 : 11,619,106.81 = 6,042,279.80 : x
  2. Step 2: Convert to fraction form
    7,756,161.45/11,619,106.81 = 6,042,279.80/x
  3. Step 3: Cross multiply
    7,756,161.45x = 11,619,106.81 × 6,042,279.80
  4. Step 4: Simplify right side
    7,756,161.45x = 70,205,894,314,009.91
  5. Step 5: Solve for x
    x = 70,205,894,314,009.91/7,756,161.45
  6. Step 6: Final answer
    x = 9,051,628.79

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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.