Home / 55,049,807.60-75,970,923.40-30,272,025.88

Finding the Fourth Proportional to 55,049,807.60, 75,970,923.40 and 30,272,025.88

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Solution

The fourth proportional to 55,049,807.60, 75,970,923.40 and 30,272,025.88 is: 41,776,599.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049,807.60 : 75,970,923.40 = 30,272,025.88 : x
  2. Step 2: Convert to fraction form
    55,049,807.60/75,970,923.40 = 30,272,025.88/x
  3. Step 3: Cross multiply
    55,049,807.60x = 75,970,923.40 × 30,272,025.88
  4. Step 4: Simplify right side
    55,049,807.60x = 2,299,793,759,292,297.50
  5. Step 5: Solve for x
    x = 2,299,793,759,292,297.50/55,049,807.60
  6. Step 6: Final answer
    x = 41,776,599.40

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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.