Home / 7,477,953.74-10,319,566.18-4,040,194.77

Finding the Fourth Proportional to 7,477,953.74, 10,319,566.18 and 4,040,194.77

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Solution

The fourth proportional to 7,477,953.74, 10,319,566.18 and 4,040,194.77 is: 5,575,463.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477,953.74 : 10,319,566.18 = 4,040,194.77 : x
  2. Step 2: Convert to fraction form
    7,477,953.74/10,319,566.18 = 4,040,194.77/x
  3. Step 3: Cross multiply
    7,477,953.74x = 10,319,566.18 × 4,040,194.77
  4. Step 4: Simplify right side
    7,477,953.74x = 41,693,057,321,046.72
  5. Step 5: Solve for x
    x = 41,693,057,321,046.72/7,477,953.74
  6. Step 6: Final answer
    x = 5,575,463.39

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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.