Home / 7,404,814.80-10,223,940.12-5,775,042.96

Finding the Fourth Proportional to 7,404,814.80, 10,223,940.12 and 5,775,042.96

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Solution

The fourth proportional to 7,404,814.80, 10,223,940.12 and 5,775,042.96 is: 7,973,689.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404,814.80 : 10,223,940.12 = 5,775,042.96 : x
  2. Step 2: Convert to fraction form
    7,404,814.80/10,223,940.12 = 5,775,042.96/x
  3. Step 3: Cross multiply
    7,404,814.80x = 10,223,940.12 × 5,775,042.96
  4. Step 4: Simplify right side
    7,404,814.80x = 59,043,693,413,467.55
  5. Step 5: Solve for x
    x = 59,043,693,413,467.55/7,404,814.80
  6. Step 6: Final answer
    x = 7,973,689.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.