Home / 47,878,629.20-66,072,931.08-27,253,403.60

Finding the Fourth Proportional to 47,878,629.20, 66,072,931.08 and 27,253,403.60

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Solution

The fourth proportional to 47,878,629.20, 66,072,931.08 and 27,253,403.60 is: 37,609,937.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,878,629.20 : 66,072,931.08 = 27,253,403.60 : x
  2. Step 2: Convert to fraction form
    47,878,629.20/66,072,931.08 = 27,253,403.60/x
  3. Step 3: Cross multiply
    47,878,629.20x = 66,072,931.08 × 27,253,403.60
  4. Step 4: Simplify right side
    47,878,629.20x = 1,800,712,257,758,224
  5. Step 5: Solve for x
    x = 1,800,712,257,758,224/47,878,629.20
  6. Step 6: Final answer
    x = 37,609,937.62

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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.