Home / 35,131,393.31-52,708,860.54-12,118,212.77

Finding the Fourth Proportional to 35,131,393.31, 52,708,860.54 and 12,118,212.77

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Solution

The fourth proportional to 35,131,393.31, 52,708,860.54 and 12,118,212.77 is: 18,181,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131,393.31 : 52,708,860.54 = 12,118,212.77 : x
  2. Step 2: Convert to fraction form
    35,131,393.31/52,708,860.54 = 12,118,212.77/x
  3. Step 3: Cross multiply
    35,131,393.31x = 52,708,860.54 × 12,118,212.77
  4. Step 4: Simplify right side
    35,131,393.31x = 638,737,186,624,432.88
  5. Step 5: Solve for x
    x = 638,737,186,624,432.88/35,131,393.31
  6. Step 6: Final answer
    x = 18,181,379.29

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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.