Home / 65,374,635.43-90,213,455.01-36,000,225.19

Finding the Fourth Proportional to 65,374,635.43, 90,213,455.01 and 36,000,225.19

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Solution

The fourth proportional to 65,374,635.43, 90,213,455.01 and 36,000,225.19 is: 49,678,360.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,374,635.43 : 90,213,455.01 = 36,000,225.19 : x
  2. Step 2: Convert to fraction form
    65,374,635.43/90,213,455.01 = 36,000,225.19/x
  3. Step 3: Cross multiply
    65,374,635.43x = 90,213,455.01 × 36,000,225.19
  4. Step 4: Simplify right side
    65,374,635.43x = 3,247,704,695,527,933.50
  5. Step 5: Solve for x
    x = 3,247,704,695,527,933.50/65,374,635.43
  6. Step 6: Final answer
    x = 49,678,360.33

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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.