Home / 40,189,365.60-55,459,650-22,786,886.98

Finding the Fourth Proportional to 40,189,365.60, 55,459,650 and 22,786,886.98

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Solution

The fourth proportional to 40,189,365.60, 55,459,650 and 22,786,886.98 is: 31,444,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,189,365.60 : 55,459,650 = 22,786,886.98 : x
  2. Step 2: Convert to fraction form
    40,189,365.60/55,459,650 = 22,786,886.98/x
  3. Step 3: Cross multiply
    40,189,365.60x = 55,459,650 × 22,786,886.98
  4. Step 4: Simplify right side
    40,189,365.60x = 1,263,752,776,500,357
  5. Step 5: Solve for x
    x = 1,263,752,776,500,357/40,189,365.60
  6. Step 6: Final answer
    x = 31,444,954.60

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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.