Home / 57,580,998.12-86,371,495.56-19,242,511.20

Finding the Fourth Proportional to 57,580,998.12, 86,371,495.56 and 19,242,511.20

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Solution

The fourth proportional to 57,580,998.12, 86,371,495.56 and 19,242,511.20 is: 28,863,766.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,580,998.12 : 86,371,495.56 = 19,242,511.20 : x
  2. Step 2: Convert to fraction form
    57,580,998.12/86,371,495.56 = 19,242,511.20/x
  3. Step 3: Cross multiply
    57,580,998.12x = 86,371,495.56 × 19,242,511.20
  4. Step 4: Simplify right side
    57,580,998.12x = 1,662,004,470,674,050.25
  5. Step 5: Solve for x
    x = 1,662,004,470,674,050.25/57,580,998.12
  6. Step 6: Final answer
    x = 28,863,766.26

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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.