Home / 40,740,502.86-61,137,676.96-19,181,270.07

Finding the Fourth Proportional to 40,740,502.86, 61,137,676.96 and 19,181,270.07

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Solution

The fourth proportional to 40,740,502.86, 61,137,676.96 and 19,181,270.07 is: 28,784,580.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,740,502.86 : 61,137,676.96 = 19,181,270.07 : x
  2. Step 2: Convert to fraction form
    40,740,502.86/61,137,676.96 = 19,181,270.07/x
  3. Step 3: Cross multiply
    40,740,502.86x = 61,137,676.96 × 19,181,270.07
  4. Step 4: Simplify right side
    40,740,502.86x = 1,172,698,293,174,223.50
  5. Step 5: Solve for x
    x = 1,172,698,293,174,223.50/40,740,502.86
  6. Step 6: Final answer
    x = 28,784,580.72

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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.