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Finding the Fourth Proportional to 6,651,297.70, 9,952,034.55 and 4,736,635.30

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Solution

The fourth proportional to 6,651,297.70, 9,952,034.55 and 4,736,635.30 is: 7,087,212.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651,297.70 : 9,952,034.55 = 4,736,635.30 : x
  2. Step 2: Convert to fraction form
    6,651,297.70/9,952,034.55 = 4,736,635.30/x
  3. Step 3: Cross multiply
    6,651,297.70x = 9,952,034.55 × 4,736,635.30
  4. Step 4: Simplify right side
    6,651,297.70x = 47,139,158,156,349.62
  5. Step 5: Solve for x
    x = 47,139,158,156,349.62/6,651,297.70
  6. Step 6: Final answer
    x = 7,087,212.19

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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.