Home / 27,913,048.26-38,520,028.56-15,522,871.32

Finding the Fourth Proportional to 27,913,048.26, 38,520,028.56 and 15,522,871.32

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Solution

The fourth proportional to 27,913,048.26, 38,520,028.56 and 15,522,871.32 is: 21,421,574.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,913,048.26 : 38,520,028.56 = 15,522,871.32 : x
  2. Step 2: Convert to fraction form
    27,913,048.26/38,520,028.56 = 15,522,871.32/x
  3. Step 3: Cross multiply
    27,913,048.26x = 38,520,028.56 × 15,522,871.32
  4. Step 4: Simplify right side
    27,913,048.26x = 597,941,446,579,605
  5. Step 5: Solve for x
    x = 597,941,446,579,605/27,913,048.26
  6. Step 6: Final answer
    x = 21,421,574.63

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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.