Home / 13,005,259.26-19,507,833.18-3,289,964.20

Finding the Fourth Proportional to 13,005,259.26, 19,507,833.18 and 3,289,964.20

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Solution

The fourth proportional to 13,005,259.26, 19,507,833.18 and 3,289,964.20 is: 4,934,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,005,259.26 : 19,507,833.18 = 3,289,964.20 : x
  2. Step 2: Convert to fraction form
    13,005,259.26/19,507,833.18 = 3,289,964.20/x
  3. Step 3: Cross multiply
    13,005,259.26x = 19,507,833.18 × 3,289,964.20
  4. Step 4: Simplify right side
    13,005,259.26x = 64,180,072,781,772.16
  5. Step 5: Solve for x
    x = 64,180,072,781,772.16/13,005,259.26
  6. Step 6: Final answer
    x = 4,934,932.21

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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.