Home / 7,487,277.20-11,238,288.60-3,705,030.80

Finding the Fourth Proportional to 7,487,277.20, 11,238,288.60 and 3,705,030.80

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Solution

The fourth proportional to 7,487,277.20, 11,238,288.60 and 3,705,030.80 is: 5,561,194.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,277.20 : 11,238,288.60 = 3,705,030.80 : x
  2. Step 2: Convert to fraction form
    7,487,277.20/11,238,288.60 = 3,705,030.80/x
  3. Step 3: Cross multiply
    7,487,277.20x = 11,238,288.60 × 3,705,030.80
  4. Step 4: Simplify right side
    7,487,277.20x = 41,638,205,402,288.88
  5. Step 5: Solve for x
    x = 41,638,205,402,288.88/7,487,277.20
  6. Step 6: Final answer
    x = 5,561,194.58

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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.