Home / 56,958,166.95-78,600,425.30-31,839,608.08

Finding the Fourth Proportional to 56,958,166.95, 78,600,425.30 and 31,839,608.08

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Solution

The fourth proportional to 56,958,166.95, 78,600,425.30 and 31,839,608.08 is: 43,937,627.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,958,166.95 : 78,600,425.30 = 31,839,608.08 : x
  2. Step 2: Convert to fraction form
    56,958,166.95/78,600,425.30 = 31,839,608.08/x
  3. Step 3: Cross multiply
    56,958,166.95x = 78,600,425.30 × 31,839,608.08
  4. Step 4: Simplify right side
    56,958,166.95x = 2,502,606,736,442,234.50
  5. Step 5: Solve for x
    x = 2,502,606,736,442,234.50/56,958,166.95
  6. Step 6: Final answer
    x = 43,937,627.75

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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.