Home / 39,888,551.44-55,050,574.89-23,146,978.96

Finding the Fourth Proportional to 39,888,551.44, 55,050,574.89 and 23,146,978.96

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Solution

The fourth proportional to 39,888,551.44, 55,050,574.89 and 23,146,978.96 is: 31,945,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,888,551.44 : 55,050,574.89 = 23,146,978.96 : x
  2. Step 2: Convert to fraction form
    39,888,551.44/55,050,574.89 = 23,146,978.96/x
  3. Step 3: Cross multiply
    39,888,551.44x = 55,050,574.89 × 23,146,978.96
  4. Step 4: Simplify right side
    39,888,551.44x = 1,274,254,498,714,734.50
  5. Step 5: Solve for x
    x = 1,274,254,498,714,734.50/39,888,551.44
  6. Step 6: Final answer
    x = 31,945,369.10

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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.