Home / 13,475,557.20-20,213,335.80-4,954,130.40

Finding the Fourth Proportional to 13,475,557.20, 20,213,335.80 and 4,954,130.40

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Solution

The fourth proportional to 13,475,557.20, 20,213,335.80 and 4,954,130.40 is: 7,431,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475,557.20 : 20,213,335.80 = 4,954,130.40 : x
  2. Step 2: Convert to fraction form
    13,475,557.20/20,213,335.80 = 4,954,130.40/x
  3. Step 3: Cross multiply
    13,475,557.20x = 20,213,335.80 × 4,954,130.40
  4. Step 4: Simplify right side
    13,475,557.20x = 100,139,501,372,188.33
  5. Step 5: Solve for x
    x = 100,139,501,372,188.33/13,475,557.20
  6. Step 6: Final answer
    x = 7,431,195.60

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1.5x scale

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.