Home / 15,971,486.64-22,014,829.78-12,480,758.43

Finding the Fourth Proportional to 15,971,486.64, 22,014,829.78 and 12,480,758.43

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Solution

The fourth proportional to 15,971,486.64, 22,014,829.78 and 12,480,758.43 is: 17,203,268.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971,486.64 : 22,014,829.78 = 12,480,758.43 : x
  2. Step 2: Convert to fraction form
    15,971,486.64/22,014,829.78 = 12,480,758.43/x
  3. Step 3: Cross multiply
    15,971,486.64x = 22,014,829.78 × 12,480,758.43
  4. Step 4: Simplify right side
    15,971,486.64x = 274,761,772,361,750.06
  5. Step 5: Solve for x
    x = 274,761,772,361,750.06/15,971,486.64
  6. Step 6: Final answer
    x = 17,203,268.46

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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.