Home / 27,509,561.91-37,963,588.14-15,120,800.64

Finding the Fourth Proportional to 27,509,561.91, 37,963,588.14 and 15,120,800.64

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Solution

The fourth proportional to 27,509,561.91, 37,963,588.14 and 15,120,800.64 is: 20,866,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,509,561.91 : 37,963,588.14 = 15,120,800.64 : x
  2. Step 2: Convert to fraction form
    27,509,561.91/37,963,588.14 = 15,120,800.64/x
  3. Step 3: Cross multiply
    27,509,561.91x = 37,963,588.14 × 15,120,800.64
  4. Step 4: Simplify right side
    27,509,561.91x = 574,039,847,844,008.50
  5. Step 5: Solve for x
    x = 574,039,847,844,008.50/27,509,561.91
  6. Step 6: Final answer
    x = 20,866,920.74

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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.