Home / 66,567,809.40-99,851,714.10-16,137,857.40

Finding the Fourth Proportional to 66,567,809.40, 99,851,714.10 and 16,137,857.40

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Solution

The fourth proportional to 66,567,809.40, 99,851,714.10 and 16,137,857.40 is: 24,206,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,567,809.40 : 99,851,714.10 = 16,137,857.40 : x
  2. Step 2: Convert to fraction form
    66,567,809.40/99,851,714.10 = 16,137,857.40/x
  3. Step 3: Cross multiply
    66,567,809.40x = 99,851,714.10 × 16,137,857.40
  4. Step 4: Simplify right side
    66,567,809.40x = 1,611,392,723,291,369.25
  5. Step 5: Solve for x
    x = 1,611,392,723,291,369.25/66,567,809.40
  6. Step 6: Final answer
    x = 24,206,786.10

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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.