Home / 7,811,753.23-10,780,393.11-4,458,851.85

Finding the Fourth Proportional to 7,811,753.23, 10,780,393.11 and 4,458,851.85

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Solution

The fourth proportional to 7,811,753.23, 10,780,393.11 and 4,458,851.85 is: 6,153,314.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,811,753.23 : 10,780,393.11 = 4,458,851.85 : x
  2. Step 2: Convert to fraction form
    7,811,753.23/10,780,393.11 = 4,458,851.85/x
  3. Step 3: Cross multiply
    7,811,753.23x = 10,780,393.11 × 4,458,851.85
  4. Step 4: Simplify right side
    7,811,753.23x = 48,068,175,785,956.53
  5. Step 5: Solve for x
    x = 48,068,175,785,956.53/7,811,753.23
  6. Step 6: Final answer
    x = 6,153,314.67

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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.