Home / 49,831,731.40-74,733,600.30-15,763,520.20

Finding the Fourth Proportional to 49,831,731.40, 74,733,600.30 and 15,763,520.20

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Solution

The fourth proportional to 49,831,731.40, 74,733,600.30 and 15,763,520.20 is: 23,640,852.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,831,731.40 : 74,733,600.30 = 15,763,520.20 : x
  2. Step 2: Convert to fraction form
    49,831,731.40/74,733,600.30 = 15,763,520.20/x
  3. Step 3: Cross multiply
    49,831,731.40x = 74,733,600.30 × 15,763,520.20
  4. Step 4: Simplify right side
    49,831,731.40x = 1,178,064,617,947,776
  5. Step 5: Solve for x
    x = 1,178,064,617,947,776/49,831,731.40
  6. Step 6: Final answer
    x = 23,640,852.62

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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.