Home / 14,215,419.18-21,323,191.20-4,500,079.89

Finding the Fourth Proportional to 14,215,419.18, 21,323,191.20 and 4,500,079.89

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Solution

The fourth proportional to 14,215,419.18, 21,323,191.20 and 4,500,079.89 is: 6,750,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215,419.18 : 21,323,191.20 = 4,500,079.89 : x
  2. Step 2: Convert to fraction form
    14,215,419.18/21,323,191.20 = 4,500,079.89/x
  3. Step 3: Cross multiply
    14,215,419.18x = 21,323,191.20 × 4,500,079.89
  4. Step 4: Simplify right side
    14,215,419.18x = 95,956,063,909,744.95
  5. Step 5: Solve for x
    x = 95,956,063,909,744.95/14,215,419.18
  6. Step 6: Final answer
    x = 6,750,139.60

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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.