Home / 12,539,323.52-18,809,218.64-3,564,108.80

Finding the Fourth Proportional to 12,539,323.52, 18,809,218.64 and 3,564,108.80

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Solution

The fourth proportional to 12,539,323.52, 18,809,218.64 and 3,564,108.80 is: 5,346,229.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,539,323.52 : 18,809,218.64 = 3,564,108.80 : x
  2. Step 2: Convert to fraction form
    12,539,323.52/18,809,218.64 = 3,564,108.80/x
  3. Step 3: Cross multiply
    12,539,323.52x = 18,809,218.64 × 3,564,108.80
  4. Step 4: Simplify right side
    12,539,323.52x = 67,038,101,675,948.03
  5. Step 5: Solve for x
    x = 67,038,101,675,948.03/12,539,323.52
  6. Step 6: Final answer
    x = 5,346,229.53

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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.