Home / 35,728,615.20-53,592,922.80-20,612,071.20

Finding the Fourth Proportional to 35,728,615.20, 53,592,922.80 and 20,612,071.20

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Solution

The fourth proportional to 35,728,615.20, 53,592,922.80 and 20,612,071.20 is: 30,918,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,728,615.20 : 53,592,922.80 = 20,612,071.20 : x
  2. Step 2: Convert to fraction form
    35,728,615.20/53,592,922.80 = 20,612,071.20/x
  3. Step 3: Cross multiply
    35,728,615.20x = 53,592,922.80 × 20,612,071.20
  4. Step 4: Simplify right side
    35,728,615.20x = 1,104,661,140,569,703.25
  5. Step 5: Solve for x
    x = 1,104,661,140,569,703.25/35,728,615.20
  6. Step 6: Final answer
    x = 30,918,106.80

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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.