Home / 16,390,090.12-22,617,731.46-9,047,765.56

Finding the Fourth Proportional to 16,390,090.12, 22,617,731.46 and 9,047,765.56

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Solution

The fourth proportional to 16,390,090.12, 22,617,731.46 and 9,047,765.56 is: 12,485,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,090.12 : 22,617,731.46 = 9,047,765.56 : x
  2. Step 2: Convert to fraction form
    16,390,090.12/22,617,731.46 = 9,047,765.56/x
  3. Step 3: Cross multiply
    16,390,090.12x = 22,617,731.46 × 9,047,765.56
  4. Step 4: Simplify right side
    16,390,090.12x = 204,639,931,749,116.53
  5. Step 5: Solve for x
    x = 204,639,931,749,116.53/16,390,090.12
  6. Step 6: Final answer
    x = 12,485,589.17

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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.