Home / 31,896,986.40-47,845,479.60-22,323,175.20

Finding the Fourth Proportional to 31,896,986.40, 47,845,479.60 and 22,323,175.20

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Solution

The fourth proportional to 31,896,986.40, 47,845,479.60 and 22,323,175.20 is: 33,484,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,896,986.40 : 47,845,479.60 = 22,323,175.20 : x
  2. Step 2: Convert to fraction form
    31,896,986.40/47,845,479.60 = 22,323,175.20/x
  3. Step 3: Cross multiply
    31,896,986.40x = 47,845,479.60 × 22,323,175.20
  4. Step 4: Simplify right side
    31,896,986.40x = 1,068,063,023,638,825.88
  5. Step 5: Solve for x
    x = 1,068,063,023,638,825.88/31,896,986.40
  6. Step 6: Final answer
    x = 33,484,762.80

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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.