Home / 31,760,160.60-47,640,240.90-28,831,330.20

Finding the Fourth Proportional to 31,760,160.60, 47,640,240.90 and 28,831,330.20

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Solution

The fourth proportional to 31,760,160.60, 47,640,240.90 and 28,831,330.20 is: 43,246,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,760,160.60 : 47,640,240.90 = 28,831,330.20 : x
  2. Step 2: Convert to fraction form
    31,760,160.60/47,640,240.90 = 28,831,330.20/x
  3. Step 3: Cross multiply
    31,760,160.60x = 47,640,240.90 × 28,831,330.20
  4. Step 4: Simplify right side
    31,760,160.60x = 1,373,531,516,195,445
  5. Step 5: Solve for x
    x = 1,373,531,516,195,445/31,760,160.60
  6. Step 6: Final answer
    x = 43,246,995.30

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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.