Home / 10,158,794.33-14,019,065.06-5,512,461.21

Finding the Fourth Proportional to 10,158,794.33, 14,019,065.06 and 5,512,461.21

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Solution

The fourth proportional to 10,158,794.33, 14,019,065.06 and 5,512,461.21 is: 7,607,157.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,794.33 : 14,019,065.06 = 5,512,461.21 : x
  2. Step 2: Convert to fraction form
    10,158,794.33/14,019,065.06 = 5,512,461.21/x
  3. Step 3: Cross multiply
    10,158,794.33x = 14,019,065.06 × 5,512,461.21
  4. Step 4: Simplify right side
    10,158,794.33x = 77,279,552,343,716.33
  5. Step 5: Solve for x
    x = 77,279,552,343,716.33/10,158,794.33
  6. Step 6: Final answer
    x = 7,607,157.88

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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.