Home / 21,888,048.40-32,784,833.40-18,108,912.40

Finding the Fourth Proportional to 21,888,048.40, 32,784,833.40 and 18,108,912.40

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Solution

The fourth proportional to 21,888,048.40, 32,784,833.40 and 18,108,912.40 is: 27,124,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,888,048.40 : 32,784,833.40 = 18,108,912.40 : x
  2. Step 2: Convert to fraction form
    21,888,048.40/32,784,833.40 = 18,108,912.40/x
  3. Step 3: Cross multiply
    21,888,048.40x = 32,784,833.40 × 18,108,912.40
  4. Step 4: Simplify right side
    21,888,048.40x = 593,697,676,089,194.12
  5. Step 5: Solve for x
    x = 593,697,676,089,194.12/21,888,048.40
  6. Step 6: Final answer
    x = 27,124,285.60

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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.