Home / 7,184,775.15-10,777,162.73-6,405,328.35

Finding the Fourth Proportional to 7,184,775.15, 10,777,162.73 and 6,405,328.35

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Solution

The fourth proportional to 7,184,775.15, 10,777,162.73 and 6,405,328.35 is: 9,607,992.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184,775.15 : 10,777,162.73 = 6,405,328.35 : x
  2. Step 2: Convert to fraction form
    7,184,775.15/10,777,162.73 = 6,405,328.35/x
  3. Step 3: Cross multiply
    7,184,775.15x = 10,777,162.73 × 6,405,328.35
  4. Step 4: Simplify right side
    7,184,775.15x = 69,031,265,935,005.75
  5. Step 5: Solve for x
    x = 69,031,265,935,005.75/7,184,775.15
  6. Step 6: Final answer
    x = 9,607,992.53

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Similar ratio
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1.5x scale

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.