Home / 15,404,315.20-23,097,724.80-5,820,006.40

Finding the Fourth Proportional to 15,404,315.20, 23,097,724.80 and 5,820,006.40

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Solution

The fourth proportional to 15,404,315.20, 23,097,724.80 and 5,820,006.40 is: 8,726,704.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,404,315.20 : 23,097,724.80 = 5,820,006.40 : x
  2. Step 2: Convert to fraction form
    15,404,315.20/23,097,724.80 = 5,820,006.40/x
  3. Step 3: Cross multiply
    15,404,315.20x = 23,097,724.80 × 5,820,006.40
  4. Step 4: Simplify right side
    15,404,315.20x = 134,428,906,161,438.73
  5. Step 5: Solve for x
    x = 134,428,906,161,438.73/15,404,315.20
  6. Step 6: Final answer
    x = 8,726,704.46

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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.