Home / 7,810,955.80-10,778,998.62-4,373,319.85

Finding the Fourth Proportional to 7,810,955.80, 10,778,998.62 and 4,373,319.85

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Solution

The fourth proportional to 7,810,955.80, 10,778,998.62 and 4,373,319.85 is: 6,035,113.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,810,955.80 : 10,778,998.62 = 4,373,319.85 : x
  2. Step 2: Convert to fraction form
    7,810,955.80/10,778,998.62 = 4,373,319.85/x
  3. Step 3: Cross multiply
    7,810,955.80x = 10,778,998.62 × 4,373,319.85
  4. Step 4: Simplify right side
    7,810,955.80x = 47,140,008,601,021.11
  5. Step 5: Solve for x
    x = 47,140,008,601,021.11/7,810,955.80
  6. Step 6: Final answer
    x = 6,035,113.99

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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.