Home / 36,857,820.60-55,286,730.90-18,717,967.80

Finding the Fourth Proportional to 36,857,820.60, 55,286,730.90 and 18,717,967.80

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Solution

The fourth proportional to 36,857,820.60, 55,286,730.90 and 18,717,967.80 is: 28,076,951.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,857,820.60 : 55,286,730.90 = 18,717,967.80 : x
  2. Step 2: Convert to fraction form
    36,857,820.60/55,286,730.90 = 18,717,967.80/x
  3. Step 3: Cross multiply
    36,857,820.60x = 55,286,730.90 × 18,717,967.80
  4. Step 4: Simplify right side
    36,857,820.60x = 1,034,855,248,753,465
  5. Step 5: Solve for x
    x = 1,034,855,248,753,465/36,857,820.60
  6. Step 6: Final answer
    x = 28,076,951.70

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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.