Home / 27,325,521.72-37,709,154.90-15,564,788.28

Finding the Fourth Proportional to 27,325,521.72, 37,709,154.90 and 15,564,788.28

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Solution

The fourth proportional to 27,325,521.72, 37,709,154.90 and 15,564,788.28 is: 21,479,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,325,521.72 : 37,709,154.90 = 15,564,788.28 : x
  2. Step 2: Convert to fraction form
    27,325,521.72/37,709,154.90 = 15,564,788.28/x
  3. Step 3: Cross multiply
    27,325,521.72x = 37,709,154.90 × 15,564,788.28
  4. Step 4: Simplify right side
    27,325,521.72x = 586,935,012,236,224.50
  5. Step 5: Solve for x
    x = 586,935,012,236,224.50/27,325,521.72
  6. Step 6: Final answer
    x = 21,479,370.76

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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.