Home / 10,224,323.36-14,109,487.44-5,640,837.92

Finding the Fourth Proportional to 10,224,323.36, 14,109,487.44 and 5,640,837.92

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Solution

The fourth proportional to 10,224,323.36, 14,109,487.44 and 5,640,837.92 is: 7,784,312.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,224,323.36 : 14,109,487.44 = 5,640,837.92 : x
  2. Step 2: Convert to fraction form
    10,224,323.36/14,109,487.44 = 5,640,837.92/x
  3. Step 3: Cross multiply
    10,224,323.36x = 14,109,487.44 × 5,640,837.92
  4. Step 4: Simplify right side
    10,224,323.36x = 79,589,331,783,315.72
  5. Step 5: Solve for x
    x = 79,589,331,783,315.72/10,224,323.36
  6. Step 6: Final answer
    x = 7,784,312.86

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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.