Home / 27,781,904.40-41,674,431.24-8,615,386.32

Finding the Fourth Proportional to 27,781,904.40, 41,674,431.24 and 8,615,386.32

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Solution

The fourth proportional to 27,781,904.40, 41,674,431.24 and 8,615,386.32 is: 12,923,567.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,781,904.40 : 41,674,431.24 = 8,615,386.32 : x
  2. Step 2: Convert to fraction form
    27,781,904.40/41,674,431.24 = 8,615,386.32/x
  3. Step 3: Cross multiply
    27,781,904.40x = 41,674,431.24 × 8,615,386.32
  4. Step 4: Simplify right side
    27,781,904.40x = 359,041,324,798,876.69
  5. Step 5: Solve for x
    x = 359,041,324,798,876.69/27,781,904.40
  6. Step 6: Final answer
    x = 12,923,567.79

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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.