Home / 57,999,187.44-86,980,173.48-19,128,900.76

Finding the Fourth Proportional to 57,999,187.44, 86,980,173.48 and 19,128,900.76

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Solution

The fourth proportional to 57,999,187.44, 86,980,173.48 and 19,128,900.76 is: 28,687,214.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,999,187.44 : 86,980,173.48 = 19,128,900.76 : x
  2. Step 2: Convert to fraction form
    57,999,187.44/86,980,173.48 = 19,128,900.76/x
  3. Step 3: Cross multiply
    57,999,187.44x = 86,980,173.48 × 19,128,900.76
  4. Step 4: Simplify right side
    57,999,187.44x = 1,663,835,106,586,504
  5. Step 5: Solve for x
    x = 1,663,835,106,586,504/57,999,187.44
  6. Step 6: Final answer
    x = 28,687,214.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.