Home / 12,323,627.75-18,487,123.06-5,133,480.14

Finding the Fourth Proportional to 12,323,627.75, 18,487,123.06 and 5,133,480.14

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Solution

The fourth proportional to 12,323,627.75, 18,487,123.06 and 5,133,480.14 is: 7,700,920.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323,627.75 : 18,487,123.06 = 5,133,480.14 : x
  2. Step 2: Convert to fraction form
    12,323,627.75/18,487,123.06 = 5,133,480.14/x
  3. Step 3: Cross multiply
    12,323,627.75x = 18,487,123.06 × 5,133,480.14
  4. Step 4: Simplify right side
    12,323,627.75x = 94,903,279,048,578.62
  5. Step 5: Solve for x
    x = 94,903,279,048,578.62/12,323,627.75
  6. Step 6: Final answer
    x = 7,700,920.62

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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.