Home / 51,449,774.49-77,115,957.14-20,724,693.50

Finding the Fourth Proportional to 51,449,774.49, 77,115,957.14 and 20,724,693.50

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Solution

The fourth proportional to 51,449,774.49, 77,115,957.14 and 20,724,693.50 is: 31,063,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,449,774.49 : 77,115,957.14 = 20,724,693.50 : x
  2. Step 2: Convert to fraction form
    51,449,774.49/77,115,957.14 = 20,724,693.50/x
  3. Step 3: Cross multiply
    51,449,774.49x = 77,115,957.14 × 20,724,693.50
  4. Step 4: Simplify right side
    51,449,774.49x = 1,598,204,575,300,057
  5. Step 5: Solve for x
    x = 1,598,204,575,300,057/51,449,774.49
  6. Step 6: Final answer
    x = 31,063,393.21

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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.