Home / 13,570,666.30-20,355,999.45-9,531,714.70

Finding the Fourth Proportional to 13,570,666.30, 20,355,999.45 and 9,531,714.70

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Solution

The fourth proportional to 13,570,666.30, 20,355,999.45 and 9,531,714.70 is: 14,297,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,570,666.30 : 20,355,999.45 = 9,531,714.70 : x
  2. Step 2: Convert to fraction form
    13,570,666.30/20,355,999.45 = 9,531,714.70/x
  3. Step 3: Cross multiply
    13,570,666.30x = 20,355,999.45 × 9,531,714.70
  4. Step 4: Simplify right side
    13,570,666.30x = 194,027,579,190,756.91
  5. Step 5: Solve for x
    x = 194,027,579,190,756.91/13,570,666.30
  6. Step 6: Final answer
    x = 14,297,572.05

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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.