Home / 27,158,288.36-37,479,423.51-15,558,093.86

Finding the Fourth Proportional to 27,158,288.36, 37,479,423.51 and 15,558,093.86

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Solution

The fourth proportional to 27,158,288.36, 37,479,423.51 and 15,558,093.86 is: 21,470,734.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,158,288.36 : 37,479,423.51 = 15,558,093.86 : x
  2. Step 2: Convert to fraction form
    27,158,288.36/37,479,423.51 = 15,558,093.86/x
  3. Step 3: Cross multiply
    27,158,288.36x = 37,479,423.51 × 15,558,093.86
  4. Step 4: Simplify right side
    27,158,288.36x = 583,108,388,880,969.25
  5. Step 5: Solve for x
    x = 583,108,388,880,969.25/27,158,288.36
  6. Step 6: Final answer
    x = 21,470,734.13

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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.