Home / 49,831,790.40-74,733,688.80-15,763,579.20

Finding the Fourth Proportional to 49,831,790.40, 74,733,688.80 and 15,763,579.20

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Solution

The fourth proportional to 49,831,790.40, 74,733,688.80 and 15,763,579.20 is: 23,640,941.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,831,790.40 : 74,733,688.80 = 15,763,579.20 : x
  2. Step 2: Convert to fraction form
    49,831,790.40/74,733,688.80 = 15,763,579.20/x
  3. Step 3: Cross multiply
    49,831,790.40x = 74,733,688.80 × 15,763,579.20
  4. Step 4: Simplify right side
    49,831,790.40x = 1,178,070,422,306,952.75
  5. Step 5: Solve for x
    x = 1,178,070,422,306,952.75/49,831,790.40
  6. Step 6: Final answer
    x = 23,640,941.11

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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.