Home / 12,030,266.80-18,048,024.60-3,509,909.20

Finding the Fourth Proportional to 12,030,266.80, 18,048,024.60 and 3,509,909.20

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Solution

The fourth proportional to 12,030,266.80, 18,048,024.60 and 3,509,909.20 is: 5,265,629.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030,266.80 : 18,048,024.60 = 3,509,909.20 : x
  2. Step 2: Convert to fraction form
    12,030,266.80/18,048,024.60 = 3,509,909.20/x
  3. Step 3: Cross multiply
    12,030,266.80x = 18,048,024.60 × 3,509,909.20
  4. Step 4: Simplify right side
    12,030,266.80x = 63,346,927,585,366.33
  5. Step 5: Solve for x
    x = 63,346,927,585,366.33/12,030,266.80
  6. Step 6: Final answer
    x = 5,265,629.49

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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.