Home / 27,959,029.92-38,582,220.24-15,569,762.40

Finding the Fourth Proportional to 27,959,029.92, 38,582,220.24 and 15,569,762.40

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Solution

The fourth proportional to 27,959,029.92, 38,582,220.24 and 15,569,762.40 is: 21,485,581.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,959,029.92 : 38,582,220.24 = 15,569,762.40 : x
  2. Step 2: Convert to fraction form
    27,959,029.92/38,582,220.24 = 15,569,762.40/x
  3. Step 3: Cross multiply
    27,959,029.92x = 38,582,220.24 × 15,569,762.40
  4. Step 4: Simplify right side
    27,959,029.92x = 600,716,002,001,271
  5. Step 5: Solve for x
    x = 600,716,002,001,271/27,959,029.92
  6. Step 6: Final answer
    x = 21,485,581.00

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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.