Home / 13,558,374.10-20,329,365.76-5,461,893.52

Finding the Fourth Proportional to 13,558,374.10, 20,329,365.76 and 5,461,893.52

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Solution

The fourth proportional to 13,558,374.10, 20,329,365.76 and 5,461,893.52 is: 8,189,538.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,558,374.10 : 20,329,365.76 = 5,461,893.52 : x
  2. Step 2: Convert to fraction form
    13,558,374.10/20,329,365.76 = 5,461,893.52/x
  3. Step 3: Cross multiply
    13,558,374.10x = 20,329,365.76 × 5,461,893.52
  4. Step 4: Simplify right side
    13,558,374.10x = 111,036,831,045,775.73
  5. Step 5: Solve for x
    x = 111,036,831,045,775.73/13,558,374.10
  6. Step 6: Final answer
    x = 8,189,538.82

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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.