Home / 13,047,135.68-18,002,886.36-7,541,024.24

Finding the Fourth Proportional to 13,047,135.68, 18,002,886.36 and 7,541,024.24

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Solution

The fourth proportional to 13,047,135.68, 18,002,886.36 and 7,541,024.24 is: 10,405,364.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,135.68 : 18,002,886.36 = 7,541,024.24 : x
  2. Step 2: Convert to fraction form
    13,047,135.68/18,002,886.36 = 7,541,024.24/x
  3. Step 3: Cross multiply
    13,047,135.68x = 18,002,886.36 × 7,541,024.24
  4. Step 4: Simplify right side
    13,047,135.68x = 135,760,202,430,725.36
  5. Step 5: Solve for x
    x = 135,760,202,430,725.36/13,047,135.68
  6. Step 6: Final answer
    x = 10,405,364.50

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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.