Home / 10,872,641.18-15,003,351.64-6,401,485.52

Finding the Fourth Proportional to 10,872,641.18, 15,003,351.64 and 6,401,485.52

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Solution

The fourth proportional to 10,872,641.18, 15,003,351.64 and 6,401,485.52 is: 8,833,524.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,641.18 : 15,003,351.64 = 6,401,485.52 : x
  2. Step 2: Convert to fraction form
    10,872,641.18/15,003,351.64 = 6,401,485.52/x
  3. Step 3: Cross multiply
    10,872,641.18x = 15,003,351.64 × 6,401,485.52
  4. Step 4: Simplify right side
    10,872,641.18x = 96,043,738,274,928.25
  5. Step 5: Solve for x
    x = 96,043,738,274,928.25/10,872,641.18
  6. Step 6: Final answer
    x = 8,833,524.14

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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.