Home / 12,545,908.48-17,313,652.23-7,039,690.58

Finding the Fourth Proportional to 12,545,908.48, 17,313,652.23 and 7,039,690.58

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Solution

The fourth proportional to 12,545,908.48, 17,313,652.23 and 7,039,690.58 is: 9,714,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,545,908.48 : 17,313,652.23 = 7,039,690.58 : x
  2. Step 2: Convert to fraction form
    12,545,908.48/17,313,652.23 = 7,039,690.58/x
  3. Step 3: Cross multiply
    12,545,908.48x = 17,313,652.23 × 7,039,690.58
  4. Step 4: Simplify right side
    12,545,908.48x = 121,882,754,483,242.09
  5. Step 5: Solve for x
    x = 121,882,754,483,242.09/12,545,908.48
  6. Step 6: Final answer
    x = 9,714,940.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.