Home / 9,991,436.58-13,788,516.36-6,123,210.30

Finding the Fourth Proportional to 9,991,436.58, 13,788,516.36 and 6,123,210.30

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Solution

The fourth proportional to 9,991,436.58, 13,788,516.36 and 6,123,210.30 is: 8,450,234.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991,436.58 : 13,788,516.36 = 6,123,210.30 : x
  2. Step 2: Convert to fraction form
    9,991,436.58/13,788,516.36 = 6,123,210.30/x
  3. Step 3: Cross multiply
    9,991,436.58x = 13,788,516.36 × 6,123,210.30
  4. Step 4: Simplify right side
    9,991,436.58x = 84,429,985,397,270.50
  5. Step 5: Solve for x
    x = 84,429,985,397,270.50/9,991,436.58
  6. Step 6: Final answer
    x = 8,450,234.83

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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.