Home / 13,362,499.22-18,440,299.50-7,250,927.72

Finding the Fourth Proportional to 13,362,499.22, 18,440,299.50 and 7,250,927.72

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Solution

The fourth proportional to 13,362,499.22, 18,440,299.50 and 7,250,927.72 is: 10,006,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362,499.22 : 18,440,299.50 = 7,250,927.72 : x
  2. Step 2: Convert to fraction form
    13,362,499.22/18,440,299.50 = 7,250,927.72/x
  3. Step 3: Cross multiply
    13,362,499.22x = 18,440,299.50 × 7,250,927.72
  4. Step 4: Simplify right side
    13,362,499.22x = 133,709,278,809,652.14
  5. Step 5: Solve for x
    x = 133,709,278,809,652.14/13,362,499.22
  6. Step 6: Final answer
    x = 10,006,307.70

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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.