Home / 12,935,631.80-19,403,505.30-3,350,329.40

Finding the Fourth Proportional to 12,935,631.80, 19,403,505.30 and 3,350,329.40

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Solution

The fourth proportional to 12,935,631.80, 19,403,505.30 and 3,350,329.40 is: 5,025,509.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,935,631.80 : 19,403,505.30 = 3,350,329.40 : x
  2. Step 2: Convert to fraction form
    12,935,631.80/19,403,505.30 = 3,350,329.40/x
  3. Step 3: Cross multiply
    12,935,631.80x = 19,403,505.30 × 3,350,329.40
  4. Step 4: Simplify right side
    12,935,631.80x = 65,008,134,269,645.82
  5. Step 5: Solve for x
    x = 65,008,134,269,645.82/12,935,631.80
  6. Step 6: Final answer
    x = 5,025,509.02

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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.