Home / 22,360,587.96-30,857,424.48-12,571,074.84

Finding the Fourth Proportional to 22,360,587.96, 30,857,424.48 and 12,571,074.84

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Solution

The fourth proportional to 22,360,587.96, 30,857,424.48 and 12,571,074.84 is: 17,347,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,360,587.96 : 30,857,424.48 = 12,571,074.84 : x
  2. Step 2: Convert to fraction form
    22,360,587.96/30,857,424.48 = 12,571,074.84/x
  3. Step 3: Cross multiply
    22,360,587.96x = 30,857,424.48 × 12,571,074.84
  4. Step 4: Simplify right side
    22,360,587.96x = 387,910,992,507,728.06
  5. Step 5: Solve for x
    x = 387,910,992,507,728.06/22,360,587.96
  6. Step 6: Final answer
    x = 17,347,978.20

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1.5x scale

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.