Home / 63,885,083.68-88,161,415.60-36,385,570.72

Finding the Fourth Proportional to 63,885,083.68, 88,161,415.60 and 36,385,570.72

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Solution

The fourth proportional to 63,885,083.68, 88,161,415.60 and 36,385,570.72 is: 50,212,087.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,885,083.68 : 88,161,415.60 = 36,385,570.72 : x
  2. Step 2: Convert to fraction form
    63,885,083.68/88,161,415.60 = 36,385,570.72/x
  3. Step 3: Cross multiply
    63,885,083.68x = 88,161,415.60 × 36,385,570.72
  4. Step 4: Simplify right side
    63,885,083.68x = 3,207,803,422,089,111
  5. Step 5: Solve for x
    x = 3,207,803,422,089,111/63,885,083.68
  6. Step 6: Final answer
    x = 50,212,087.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.