Home / 10,215,352.32-14,097,295.26-5,631,837.72

Finding the Fourth Proportional to 10,215,352.32, 14,097,295.26 and 5,631,837.72

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Solution

The fourth proportional to 10,215,352.32, 14,097,295.26 and 5,631,837.72 is: 7,771,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,215,352.32 : 14,097,295.26 = 5,631,837.72 : x
  2. Step 2: Convert to fraction form
    10,215,352.32/14,097,295.26 = 5,631,837.72/x
  3. Step 3: Cross multiply
    10,215,352.32x = 14,097,295.26 × 5,631,837.72
  4. Step 4: Simplify right side
    10,215,352.32x = 79,393,679,195,245.20
  5. Step 5: Solve for x
    x = 79,393,679,195,245.20/10,215,352.32
  6. Step 6: Final answer
    x = 7,771,996.18

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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.