Home / 14,987,780.96-20,683,200.02-8,112,263.04

Finding the Fourth Proportional to 14,987,780.96, 20,683,200.02 and 8,112,263.04

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Solution

The fourth proportional to 14,987,780.96, 20,683,200.02 and 8,112,263.04 is: 11,194,956.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987,780.96 : 20,683,200.02 = 8,112,263.04 : x
  2. Step 2: Convert to fraction form
    14,987,780.96/20,683,200.02 = 8,112,263.04/x
  3. Step 3: Cross multiply
    14,987,780.96x = 20,683,200.02 × 8,112,263.04
  4. Step 4: Simplify right side
    14,987,780.96x = 167,787,559,071,173.25
  5. Step 5: Solve for x
    x = 167,787,559,071,173.25/14,987,780.96
  6. Step 6: Final answer
    x = 11,194,956.71

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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.