Home / 22,231,005.44-30,684,554.88-12,578,812.16

Finding the Fourth Proportional to 22,231,005.44, 30,684,554.88 and 12,578,812.16

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Solution

The fourth proportional to 22,231,005.44, 30,684,554.88 and 12,578,812.16 is: 17,362,024.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,231,005.44 : 30,684,554.88 = 12,578,812.16 : x
  2. Step 2: Convert to fraction form
    22,231,005.44/30,684,554.88 = 12,578,812.16/x
  3. Step 3: Cross multiply
    22,231,005.44x = 30,684,554.88 × 12,578,812.16
  4. Step 4: Simplify right side
    22,231,005.44x = 385,975,252,048,731.31
  5. Step 5: Solve for x
    x = 385,975,252,048,731.31/22,231,005.44
  6. Step 6: Final answer
    x = 17,362,024.09

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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.