Home / 12,121,924.16-18,182,443.37-3,602,039.20

Finding the Fourth Proportional to 12,121,924.16, 18,182,443.37 and 3,602,039.20

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Solution

The fourth proportional to 12,121,924.16, 18,182,443.37 and 3,602,039.20 is: 5,402,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,121,924.16 : 18,182,443.37 = 3,602,039.20 : x
  2. Step 2: Convert to fraction form
    12,121,924.16/18,182,443.37 = 3,602,039.20/x
  3. Step 3: Cross multiply
    12,121,924.16x = 18,182,443.37 × 3,602,039.20
  4. Step 4: Simplify right side
    12,121,924.16x = 65,493,873,734,069.09
  5. Step 5: Solve for x
    x = 65,493,873,734,069.09/12,121,924.16
  6. Step 6: Final answer
    x = 5,402,927.20

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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.