Home / 10,361,699.20-15,542,548.80-9,731,324.80

Finding the Fourth Proportional to 10,361,699.20, 15,542,548.80 and 9,731,324.80

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Solution

The fourth proportional to 10,361,699.20, 15,542,548.80 and 9,731,324.80 is: 14,596,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,699.20 : 15,542,548.80 = 9,731,324.80 : x
  2. Step 2: Convert to fraction form
    10,361,699.20/15,542,548.80 = 9,731,324.80/x
  3. Step 3: Cross multiply
    10,361,699.20x = 15,542,548.80 × 9,731,324.80
  4. Step 4: Simplify right side
    10,361,699.20x = 151,249,590,592,650.25
  5. Step 5: Solve for x
    x = 151,249,590,592,650.25/10,361,699.20
  6. Step 6: Final answer
    x = 14,596,987.20

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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.