Home / 13,150,652.94-18,147,560.76-7,349,482.35

Finding the Fourth Proportional to 13,150,652.94, 18,147,560.76 and 7,349,482.35

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Solution

The fourth proportional to 13,150,652.94, 18,147,560.76 and 7,349,482.35 is: 10,142,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,150,652.94 : 18,147,560.76 = 7,349,482.35 : x
  2. Step 2: Convert to fraction form
    13,150,652.94/18,147,560.76 = 7,349,482.35/x
  3. Step 3: Cross multiply
    13,150,652.94x = 18,147,560.76 × 7,349,482.35
  4. Step 4: Simplify right side
    13,150,652.94x = 133,375,177,501,172.59
  5. Step 5: Solve for x
    x = 133,375,177,501,172.59/13,150,652.94
  6. Step 6: Final answer
    x = 10,142,095.46

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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.