Home / 42,496,714.80-63,745,072.20-11,791,234.80

Finding the Fourth Proportional to 42,496,714.80, 63,745,072.20 and 11,791,234.80

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Solution

The fourth proportional to 42,496,714.80, 63,745,072.20 and 11,791,234.80 is: 17,686,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,496,714.80 : 63,745,072.20 = 11,791,234.80 : x
  2. Step 2: Convert to fraction form
    42,496,714.80/63,745,072.20 = 11,791,234.80/x
  3. Step 3: Cross multiply
    42,496,714.80x = 63,745,072.20 × 11,791,234.80
  4. Step 4: Simplify right side
    42,496,714.80x = 751,633,113,653,152.62
  5. Step 5: Solve for x
    x = 751,633,113,653,152.62/42,496,714.80
  6. Step 6: Final answer
    x = 17,686,852.20

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Double scale
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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.