Home / 12,822,513.56-19,237,366.14-5,151,545.04

Finding the Fourth Proportional to 12,822,513.56, 19,237,366.14 and 5,151,545.04

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Solution

The fourth proportional to 12,822,513.56, 19,237,366.14 and 5,151,545.04 is: 7,728,762.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822,513.56 : 19,237,366.14 = 5,151,545.04 : x
  2. Step 2: Convert to fraction form
    12,822,513.56/19,237,366.14 = 5,151,545.04/x
  3. Step 3: Cross multiply
    12,822,513.56x = 19,237,366.14 × 5,151,545.04
  4. Step 4: Simplify right side
    12,822,513.56x = 99,102,158,214,886.28
  5. Step 5: Solve for x
    x = 99,102,158,214,886.28/12,822,513.56
  6. Step 6: Final answer
    x = 7,728,762.21

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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.