Home / 12,187,320.38-18,276,740.98-4,898,616.26

Finding the Fourth Proportional to 12,187,320.38, 18,276,740.98 and 4,898,616.26

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Solution

The fourth proportional to 12,187,320.38, 18,276,740.98 and 4,898,616.26 is: 7,346,220.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,187,320.38 : 18,276,740.98 = 4,898,616.26 : x
  2. Step 2: Convert to fraction form
    12,187,320.38/18,276,740.98 = 4,898,616.26/x
  3. Step 3: Cross multiply
    12,187,320.38x = 18,276,740.98 × 4,898,616.26
  4. Step 4: Simplify right side
    12,187,320.38x = 89,530,740,577,881.64
  5. Step 5: Solve for x
    x = 89,530,740,577,881.64/12,187,320.38
  6. Step 6: Final answer
    x = 7,346,220.32

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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.