Home / 7,756,649.70-11,606,630.64-4,563,279.78

Finding the Fourth Proportional to 7,756,649.70, 11,606,630.64 and 4,563,279.78

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Solution

The fourth proportional to 7,756,649.70, 11,606,630.64 and 4,563,279.78 is: 6,828,244.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756,649.70 : 11,606,630.64 = 4,563,279.78 : x
  2. Step 2: Convert to fraction form
    7,756,649.70/11,606,630.64 = 4,563,279.78/x
  3. Step 3: Cross multiply
    7,756,649.70x = 11,606,630.64 × 4,563,279.78
  4. Step 4: Simplify right side
    7,756,649.70x = 52,964,302,913,440.47
  5. Step 5: Solve for x
    x = 52,964,302,913,440.47/7,756,649.70
  6. Step 6: Final answer
    x = 6,828,244.79

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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.