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Finding the Fourth Proportional to 17,955,007.20, 25,200,783 and 17,955,007.20

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Solution

The fourth proportional to 17,955,007.20, 25,200,783 and 17,955,007.20 is: 25,200,783

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955,007.20 : 25,200,783 = 17,955,007.20 : x
  2. Step 2: Convert to fraction form
    17,955,007.20/25,200,783 = 17,955,007.20/x
  3. Step 3: Cross multiply
    17,955,007.20x = 25,200,783 × 17,955,007.20
  4. Step 4: Simplify right side
    17,955,007.20x = 452,480,240,210,637.56
  5. Step 5: Solve for x
    x = 452,480,240,210,637.56/17,955,007.20
  6. Step 6: Final answer
    x = 25,200,783

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.