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Finding the Fourth Proportional to 73,593,080.80, 110,389,621.20 and 25,125,661.60

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Solution

The fourth proportional to 73,593,080.80, 110,389,621.20 and 25,125,661.60 is: 37,688,492.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,593,080.80 : 110,389,621.20 = 25,125,661.60 : x
  2. Step 2: Convert to fraction form
    73,593,080.80/110,389,621.20 = 25,125,661.60/x
  3. Step 3: Cross multiply
    73,593,080.80x = 110,389,621.20 × 25,125,661.60
  4. Step 4: Simplify right side
    73,593,080.80x = 2,773,612,266,423,386
  5. Step 5: Solve for x
    x = 2,773,612,266,423,386/73,593,080.80
  6. Step 6: Final answer
    x = 37,688,492.40

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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.