Home / 25,383,005.16-34,994,715.36-20,173,409.16

Finding the Fourth Proportional to 25,383,005.16, 34,994,715.36 and 20,173,409.16

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Solution

The fourth proportional to 25,383,005.16, 34,994,715.36 and 20,173,409.16 is: 27,812,416.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383,005.16 : 34,994,715.36 = 20,173,409.16 : x
  2. Step 2: Convert to fraction form
    25,383,005.16/34,994,715.36 = 20,173,409.16/x
  3. Step 3: Cross multiply
    25,383,005.16x = 34,994,715.36 × 20,173,409.16
  4. Step 4: Simplify right side
    25,383,005.16x = 705,962,711,395,016.75
  5. Step 5: Solve for x
    x = 705,962,711,395,016.75/25,383,005.16
  6. Step 6: Final answer
    x = 27,812,416.49

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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.