Home / 15,649,288.80-23,473,933.20-7,146,232.80

Finding the Fourth Proportional to 15,649,288.80, 23,473,933.20 and 7,146,232.80

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Solution

The fourth proportional to 15,649,288.80, 23,473,933.20 and 7,146,232.80 is: 10,719,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,649,288.80 : 23,473,933.20 = 7,146,232.80 : x
  2. Step 2: Convert to fraction form
    15,649,288.80/23,473,933.20 = 7,146,232.80/x
  3. Step 3: Cross multiply
    15,649,288.80x = 23,473,933.20 × 7,146,232.80
  4. Step 4: Simplify right side
    15,649,288.80x = 167,750,191,378,848.94
  5. Step 5: Solve for x
    x = 167,750,191,378,848.94/15,649,288.80
  6. Step 6: Final answer
    x = 10,719,349.20

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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.