Home / 66,572,378.98-91,861,926.54-36,799,005.14

Finding the Fourth Proportional to 66,572,378.98, 91,861,926.54 and 36,799,005.14

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Solution

The fourth proportional to 66,572,378.98, 91,861,926.54 and 36,799,005.14 is: 50,778,229.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,572,378.98 : 91,861,926.54 = 36,799,005.14 : x
  2. Step 2: Convert to fraction form
    66,572,378.98/91,861,926.54 = 36,799,005.14/x
  3. Step 3: Cross multiply
    66,572,378.98x = 91,861,926.54 × 36,799,005.14
  4. Step 4: Simplify right side
    66,572,378.98x = 3,380,427,506,915,762.50
  5. Step 5: Solve for x
    x = 3,380,427,506,915,762.50/66,572,378.98
  6. Step 6: Final answer
    x = 50,778,229.03

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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.