Home / 17,619,590.40-26,429,385.60-6,261,187.20

Finding the Fourth Proportional to 17,619,590.40, 26,429,385.60 and 6,261,187.20

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Solution

The fourth proportional to 17,619,590.40, 26,429,385.60 and 6,261,187.20 is: 9,391,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,619,590.40 : 26,429,385.60 = 6,261,187.20 : x
  2. Step 2: Convert to fraction form
    17,619,590.40/26,429,385.60 = 6,261,187.20/x
  3. Step 3: Cross multiply
    17,619,590.40x = 26,429,385.60 × 6,261,187.20
  4. Step 4: Simplify right side
    17,619,590.40x = 165,479,330,822,584.34
  5. Step 5: Solve for x
    x = 165,479,330,822,584.34/17,619,590.40
  6. Step 6: Final answer
    x = 9,391,780.80

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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.