Home / 27,490,615.72-37,937,138.34-15,267,472.72

Finding the Fourth Proportional to 27,490,615.72, 37,937,138.34 and 15,267,472.72

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Solution

The fourth proportional to 27,490,615.72, 37,937,138.34 and 15,267,472.72 is: 21,069,161.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490,615.72 : 37,937,138.34 = 15,267,472.72 : x
  2. Step 2: Convert to fraction form
    27,490,615.72/37,937,138.34 = 15,267,472.72/x
  3. Step 3: Cross multiply
    27,490,615.72x = 37,937,138.34 × 15,267,472.72
  4. Step 4: Simplify right side
    27,490,615.72x = 579,204,224,680,816.12
  5. Step 5: Solve for x
    x = 579,204,224,680,816.12/27,490,615.72
  6. Step 6: Final answer
    x = 21,069,161.59

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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.