Home / 49,831,998.40-74,734,000.80-15,763,787.20

Finding the Fourth Proportional to 49,831,998.40, 74,734,000.80 and 15,763,787.20

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Solution

The fourth proportional to 49,831,998.40, 74,734,000.80 and 15,763,787.20 is: 23,641,253.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,831,998.40 : 74,734,000.80 = 15,763,787.20 : x
  2. Step 2: Convert to fraction form
    49,831,998.40/74,734,000.80 = 15,763,787.20/x
  3. Step 3: Cross multiply
    49,831,998.40x = 74,734,000.80 × 15,763,787.20
  4. Step 4: Simplify right side
    49,831,998.40x = 1,178,090,885,215,829.75
  5. Step 5: Solve for x
    x = 1,178,090,885,215,829.75/49,831,998.40
  6. Step 6: Final answer
    x = 23,641,253.07

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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.