Home / 25,074,187.79-34,587,718.98-15,767,027.78

Finding the Fourth Proportional to 25,074,187.79, 34,587,718.98 and 15,767,027.78

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Solution

The fourth proportional to 25,074,187.79, 34,587,718.98 and 15,767,027.78 is: 21,749,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,074,187.79 : 34,587,718.98 = 15,767,027.78 : x
  2. Step 2: Convert to fraction form
    25,074,187.79/34,587,718.98 = 15,767,027.78/x
  3. Step 3: Cross multiply
    25,074,187.79x = 34,587,718.98 × 15,767,027.78
  4. Step 4: Simplify right side
    25,074,187.79x = 545,345,526,004,493.19
  5. Step 5: Solve for x
    x = 545,345,526,004,493.19/25,074,187.79
  6. Step 6: Final answer
    x = 21,749,279.80

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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.