Home / 12,217,437.21-18,301,355.19-9,510,631.05

Finding the Fourth Proportional to 12,217,437.21, 18,301,355.19 and 9,510,631.05

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Solution

The fourth proportional to 12,217,437.21, 18,301,355.19 and 9,510,631.05 is: 14,246,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,437.21 : 18,301,355.19 = 9,510,631.05 : x
  2. Step 2: Convert to fraction form
    12,217,437.21/18,301,355.19 = 9,510,631.05/x
  3. Step 3: Cross multiply
    12,217,437.21x = 18,301,355.19 × 9,510,631.05
  4. Step 4: Simplify right side
    12,217,437.21x = 174,057,436,927,092.69
  5. Step 5: Solve for x
    x = 174,057,436,927,092.69/12,217,437.21
  6. Step 6: Final answer
    x = 14,246,640.60

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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.