Home / 13,237,385.31-18,268,372.04-9,968,432.67

Finding the Fourth Proportional to 13,237,385.31, 18,268,372.04 and 9,968,432.67

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Solution

The fourth proportional to 13,237,385.31, 18,268,372.04 and 9,968,432.67 is: 13,757,024.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237,385.31 : 18,268,372.04 = 9,968,432.67 : x
  2. Step 2: Convert to fraction form
    13,237,385.31/18,268,372.04 = 9,968,432.67/x
  3. Step 3: Cross multiply
    13,237,385.31x = 18,268,372.04 × 9,968,432.67
  4. Step 4: Simplify right side
    13,237,385.31x = 182,107,036,671,250.53
  5. Step 5: Solve for x
    x = 182,107,036,671,250.53/13,237,385.31
  6. Step 6: Final answer
    x = 13,757,024.70

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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.