Home / 17,208,047.70-25,812,071.55-12,057,225.30

Finding the Fourth Proportional to 17,208,047.70, 25,812,071.55 and 12,057,225.30

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Solution

The fourth proportional to 17,208,047.70, 25,812,071.55 and 12,057,225.30 is: 18,085,837.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208,047.70 : 25,812,071.55 = 12,057,225.30 : x
  2. Step 2: Convert to fraction form
    17,208,047.70/25,812,071.55 = 12,057,225.30/x
  3. Step 3: Cross multiply
    17,208,047.70x = 25,812,071.55 × 12,057,225.30
  4. Step 4: Simplify right side
    17,208,047.70x = 311,221,962,138,070.25
  5. Step 5: Solve for x
    x = 311,221,962,138,070.25/17,208,047.70
  6. Step 6: Final answer
    x = 18,085,837.95

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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.