Home / 65,670,501.06-90,620,972.94-37,788,711.12

Finding the Fourth Proportional to 65,670,501.06, 90,620,972.94 and 37,788,711.12

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Solution

The fourth proportional to 65,670,501.06, 90,620,972.94 and 37,788,711.12 is: 52,145,936.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,670,501.06 : 90,620,972.94 = 37,788,711.12 : x
  2. Step 2: Convert to fraction form
    65,670,501.06/90,620,972.94 = 37,788,711.12/x
  3. Step 3: Cross multiply
    65,670,501.06x = 90,620,972.94 × 37,788,711.12
  4. Step 4: Simplify right side
    65,670,501.06x = 3,424,449,767,842,997
  5. Step 5: Solve for x
    x = 3,424,449,767,842,997/65,670,501.06
  6. Step 6: Final answer
    x = 52,145,936.34

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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.