Home / 12,704,289.53-19,045,721.36-5,510,407.28

Finding the Fourth Proportional to 12,704,289.53, 19,045,721.36 and 5,510,407.28

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Solution

The fourth proportional to 12,704,289.53, 19,045,721.36 and 5,510,407.28 is: 8,260,964.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704,289.53 : 19,045,721.36 = 5,510,407.28 : x
  2. Step 2: Convert to fraction form
    12,704,289.53/19,045,721.36 = 5,510,407.28/x
  3. Step 3: Cross multiply
    12,704,289.53x = 19,045,721.36 × 5,510,407.28
  4. Step 4: Simplify right side
    12,704,289.53x = 104,949,681,553,542.92
  5. Step 5: Solve for x
    x = 104,949,681,553,542.92/12,704,289.53
  6. Step 6: Final answer
    x = 8,260,964.25

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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.