Home / 13,586,557.95-18,749,494.64-7,391,603.30

Finding the Fourth Proportional to 13,586,557.95, 18,749,494.64 and 7,391,603.30

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Solution

The fourth proportional to 13,586,557.95, 18,749,494.64 and 7,391,603.30 is: 10,200,436.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,586,557.95 : 18,749,494.64 = 7,391,603.30 : x
  2. Step 2: Convert to fraction form
    13,586,557.95/18,749,494.64 = 7,391,603.30/x
  3. Step 3: Cross multiply
    13,586,557.95x = 18,749,494.64 × 7,391,603.30
  4. Step 4: Simplify right side
    13,586,557.95x = 138,588,826,379,087.83
  5. Step 5: Solve for x
    x = 138,588,826,379,087.83/13,586,557.95
  6. Step 6: Final answer
    x = 10,200,436.85

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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.