Home / 18,232,477.74-25,168,566.52-11,360,355.12

Finding the Fourth Proportional to 18,232,477.74, 25,168,566.52 and 11,360,355.12

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Solution

The fourth proportional to 18,232,477.74, 25,168,566.52 and 11,360,355.12 is: 15,682,117.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232,477.74 : 25,168,566.52 = 11,360,355.12 : x
  2. Step 2: Convert to fraction form
    18,232,477.74/25,168,566.52 = 11,360,355.12/x
  3. Step 3: Cross multiply
    18,232,477.74x = 25,168,566.52 × 11,360,355.12
  4. Step 4: Simplify right side
    18,232,477.74x = 285,923,853,528,542.56
  5. Step 5: Solve for x
    x = 285,923,853,528,542.56/18,232,477.74
  6. Step 6: Final answer
    x = 15,682,117.24

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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.