Home / 7,707,492-11,529,285.91-5,871,968.41

Finding the Fourth Proportional to 7,707,492, 11,529,285.91 and 5,871,968.41

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Solution

The fourth proportional to 7,707,492, 11,529,285.91 and 5,871,968.41 is: 8,783,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,707,492 : 11,529,285.91 = 5,871,968.41 : x
  2. Step 2: Convert to fraction form
    7,707,492/11,529,285.91 = 5,871,968.41/x
  3. Step 3: Cross multiply
    7,707,492x = 11,529,285.91 × 5,871,968.41
  4. Step 4: Simplify right side
    7,707,492x = 67,699,602,653,378.11
  5. Step 5: Solve for x
    x = 67,699,602,653,378.11/7,707,492
  6. Step 6: Final answer
    x = 8,783,609.85

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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.