Home / 51,947,637.49-77,766,108.12-31,415,217.64

Finding the Fourth Proportional to 51,947,637.49, 77,766,108.12 and 31,415,217.64

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Solution

The fourth proportional to 51,947,637.49, 77,766,108.12 and 31,415,217.64 is: 47,028,880.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,947,637.49 : 77,766,108.12 = 31,415,217.64 : x
  2. Step 2: Convert to fraction form
    51,947,637.49/77,766,108.12 = 31,415,217.64/x
  3. Step 3: Cross multiply
    51,947,637.49x = 77,766,108.12 × 31,415,217.64
  4. Step 4: Simplify right side
    51,947,637.49x = 2,443,039,211,605,571.50
  5. Step 5: Solve for x
    x = 2,443,039,211,605,571.50/51,947,637.49
  6. Step 6: Final answer
    x = 47,028,880.03

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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.