Home / 25,143,864.40-37,659,809.40-21,784,632.40

Finding the Fourth Proportional to 25,143,864.40, 37,659,809.40 and 21,784,632.40

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Solution

The fourth proportional to 25,143,864.40, 37,659,809.40 and 21,784,632.40 is: 32,628,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,143,864.40 : 37,659,809.40 = 21,784,632.40 : x
  2. Step 2: Convert to fraction form
    25,143,864.40/37,659,809.40 = 21,784,632.40/x
  3. Step 3: Cross multiply
    25,143,864.40x = 37,659,809.40 × 21,784,632.40
  4. Step 4: Simplify right side
    25,143,864.40x = 820,405,104,033,064.50
  5. Step 5: Solve for x
    x = 820,405,104,033,064.50/25,143,864.40
  6. Step 6: Final answer
    x = 32,628,441.32

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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.