Home / 40,723,018.63-61,002,740.63-18,832,714.85

Finding the Fourth Proportional to 40,723,018.63, 61,002,740.63 and 18,832,714.85

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Solution

The fourth proportional to 40,723,018.63, 61,002,740.63 and 18,832,714.85 is: 28,211,249.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,723,018.63 : 61,002,740.63 = 18,832,714.85 : x
  2. Step 2: Convert to fraction form
    40,723,018.63/61,002,740.63 = 18,832,714.85/x
  3. Step 3: Cross multiply
    40,723,018.63x = 61,002,740.63 × 18,832,714.85
  4. Step 4: Simplify right side
    40,723,018.63x = 1,148,847,219,552,888
  5. Step 5: Solve for x
    x = 1,148,847,219,552,888/40,723,018.63
  6. Step 6: Final answer
    x = 28,211,249.03

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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.