Home / 14,990,735.46-20,687,282.01-8,115,217.50

Finding the Fourth Proportional to 14,990,735.46, 20,687,282.01 and 8,115,217.50

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Solution

The fourth proportional to 14,990,735.46, 20,687,282.01 and 8,115,217.50 is: 11,199,036.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,990,735.46 : 20,687,282.01 = 8,115,217.50 : x
  2. Step 2: Convert to fraction form
    14,990,735.46/20,687,282.01 = 8,115,217.50/x
  3. Step 3: Cross multiply
    14,990,735.46x = 20,687,282.01 × 8,115,217.50
  4. Step 4: Simplify right side
    14,990,735.46x = 167,881,792,994,987.19
  5. Step 5: Solve for x
    x = 167,881,792,994,987.19/14,990,735.46
  6. Step 6: Final answer
    x = 11,199,036.46

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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.