Home / 27,600,298.20-38,088,561.24-15,838,629.90

Finding the Fourth Proportional to 27,600,298.20, 38,088,561.24 and 15,838,629.90

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Solution

The fourth proportional to 27,600,298.20, 38,088,561.24 and 15,838,629.90 is: 21,857,395.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,600,298.20 : 38,088,561.24 = 15,838,629.90 : x
  2. Step 2: Convert to fraction form
    27,600,298.20/38,088,561.24 = 15,838,629.90/x
  3. Step 3: Cross multiply
    27,600,298.20x = 38,088,561.24 × 15,838,629.90
  4. Step 4: Simplify right side
    27,600,298.20x = 603,270,624,903,845.12
  5. Step 5: Solve for x
    x = 603,270,624,903,845.12/27,600,298.20
  6. Step 6: Final answer
    x = 21,857,395.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.