Home / 57,578,715.54-86,382,242.91-40,572,603.54

Finding the Fourth Proportional to 57,578,715.54, 86,382,242.91 and 40,572,603.54

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Solution

The fourth proportional to 57,578,715.54, 86,382,242.91 and 40,572,603.54 is: 60,868,889.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,578,715.54 : 86,382,242.91 = 40,572,603.54 : x
  2. Step 2: Convert to fraction form
    57,578,715.54/86,382,242.91 = 40,572,603.54/x
  3. Step 3: Cross multiply
    57,578,715.54x = 86,382,242.91 × 40,572,603.54
  4. Step 4: Simplify right side
    57,578,715.54x = 3,504,752,494,483,405.50
  5. Step 5: Solve for x
    x = 3,504,752,494,483,405.50/57,578,715.54
  6. Step 6: Final answer
    x = 60,868,889.86

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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.