Home / 51,559,054.73-71,150,076.16-28,354,181.61

Finding the Fourth Proportional to 51,559,054.73, 71,150,076.16 and 28,354,181.61

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Solution

The fourth proportional to 51,559,054.73, 71,150,076.16 and 28,354,181.61 is: 39,127,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,559,054.73 : 71,150,076.16 = 28,354,181.61 : x
  2. Step 2: Convert to fraction form
    51,559,054.73/71,150,076.16 = 28,354,181.61/x
  3. Step 3: Cross multiply
    51,559,054.73x = 71,150,076.16 × 28,354,181.61
  4. Step 4: Simplify right side
    51,559,054.73x = 2,017,402,181,005,971.25
  5. Step 5: Solve for x
    x = 2,017,402,181,005,971.25/51,559,054.73
  6. Step 6: Final answer
    x = 39,127,990.06

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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.