Home / 8,401,235.76-11,593,939.86-5,137,992

Finding the Fourth Proportional to 8,401,235.76, 11,593,939.86 and 5,137,992

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Solution

The fourth proportional to 8,401,235.76, 11,593,939.86 and 5,137,992 is: 7,090,572.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,401,235.76 : 11,593,939.86 = 5,137,992 : x
  2. Step 2: Convert to fraction form
    8,401,235.76/11,593,939.86 = 5,137,992/x
  3. Step 3: Cross multiply
    8,401,235.76x = 11,593,939.86 × 5,137,992
  4. Step 4: Simplify right side
    8,401,235.76x = 59,569,570,249,161.12
  5. Step 5: Solve for x
    x = 59,569,570,249,161.12/8,401,235.76
  6. Step 6: Final answer
    x = 7,090,572.38

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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.