Home / 72,783,895.04-109,213,627.20-29,684,718.08

Finding the Fourth Proportional to 72,783,895.04, 109,213,627.20 and 29,684,718.08

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Solution

The fourth proportional to 72,783,895.04, 109,213,627.20 and 29,684,718.08 is: 44,542,487.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,783,895.04 : 109,213,627.20 = 29,684,718.08 : x
  2. Step 2: Convert to fraction form
    72,783,895.04/109,213,627.20 = 29,684,718.08/x
  3. Step 3: Cross multiply
    72,783,895.04x = 109,213,627.20 × 29,684,718.08
  4. Step 4: Simplify right side
    72,783,895.04x = 3,241,975,733,926,219.50
  5. Step 5: Solve for x
    x = 3,241,975,733,926,219.50/72,783,895.04
  6. Step 6: Final answer
    x = 44,542,487.48

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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.