Home / 7,810,956.57-10,778,999.67-4,373,320.62

Finding the Fourth Proportional to 7,810,956.57, 10,778,999.67 and 4,373,320.62

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Solution

The fourth proportional to 7,810,956.57, 10,778,999.67 and 4,373,320.62 is: 6,035,115.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,810,956.57 : 10,778,999.67 = 4,373,320.62 : x
  2. Step 2: Convert to fraction form
    7,810,956.57/10,778,999.67 = 4,373,320.62/x
  3. Step 3: Cross multiply
    7,810,956.57x = 10,778,999.67 × 4,373,320.62
  4. Step 4: Simplify right side
    7,810,956.57x = 47,140,021,519,784.20
  5. Step 5: Solve for x
    x = 47,140,021,519,784.20/7,810,956.57
  6. Step 6: Final answer
    x = 6,035,115.05

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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.