Home / 67,057,723.35-100,502,440.20-28,674,101.88

Finding the Fourth Proportional to 67,057,723.35, 100,502,440.20 and 28,674,101.88

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Solution

The fourth proportional to 67,057,723.35, 100,502,440.20 and 28,674,101.88 is: 42,975,172.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,057,723.35 : 100,502,440.20 = 28,674,101.88 : x
  2. Step 2: Convert to fraction form
    67,057,723.35/100,502,440.20 = 28,674,101.88/x
  3. Step 3: Cross multiply
    67,057,723.35x = 100,502,440.20 × 28,674,101.88
  4. Step 4: Simplify right side
    67,057,723.35x = 2,881,817,209,483,407.50
  5. Step 5: Solve for x
    x = 2,881,817,209,483,407.50/67,057,723.35
  6. Step 6: Final answer
    x = 42,975,172.22

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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.