Home / 12,554,491.40-18,831,737.10-3,456,571.40

Finding the Fourth Proportional to 12,554,491.40, 18,831,737.10 and 3,456,571.40

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Solution

The fourth proportional to 12,554,491.40, 18,831,737.10 and 3,456,571.40 is: 5,184,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554,491.40 : 18,831,737.10 = 3,456,571.40 : x
  2. Step 2: Convert to fraction form
    12,554,491.40/18,831,737.10 = 3,456,571.40/x
  3. Step 3: Cross multiply
    12,554,491.40x = 18,831,737.10 × 3,456,571.40
  4. Step 4: Simplify right side
    12,554,491.40x = 65,093,243,872,178.95
  5. Step 5: Solve for x
    x = 65,093,243,872,178.95/12,554,491.40
  6. Step 6: Final answer
    x = 5,184,857.10

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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.