Home / 12,003,533.04-18,006,100.66-4,221,513.66

Finding the Fourth Proportional to 12,003,533.04, 18,006,100.66 and 4,221,513.66

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Solution

The fourth proportional to 12,003,533.04, 18,006,100.66 and 4,221,513.66 is: 6,332,552.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003,533.04 : 18,006,100.66 = 4,221,513.66 : x
  2. Step 2: Convert to fraction form
    12,003,533.04/18,006,100.66 = 4,221,513.66/x
  3. Step 3: Cross multiply
    12,003,533.04x = 18,006,100.66 × 4,221,513.66
  4. Step 4: Simplify right side
    12,003,533.04x = 76,012,999,899,525.02
  5. Step 5: Solve for x
    x = 76,012,999,899,525.02/12,003,533.04
  6. Step 6: Final answer
    x = 6,332,552.23

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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.