Home / 64,124,828.40-96,250,228.20-31,813,215.60

Finding the Fourth Proportional to 64,124,828.40, 96,250,228.20 and 31,813,215.60

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Solution

The fourth proportional to 64,124,828.40, 96,250,228.20 and 31,813,215.60 is: 47,751,071.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,124,828.40 : 96,250,228.20 = 31,813,215.60 : x
  2. Step 2: Convert to fraction form
    64,124,828.40/96,250,228.20 = 31,813,215.60/x
  3. Step 3: Cross multiply
    64,124,828.40x = 96,250,228.20 × 31,813,215.60
  4. Step 4: Simplify right side
    64,124,828.40x = 3,062,029,261,275,800
  5. Step 5: Solve for x
    x = 3,062,029,261,275,800/64,124,828.40
  6. Step 6: Final answer
    x = 47,751,071.43

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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.