Home / 7,145,094.51-9,860,188.59-4,206,619.44

Finding the Fourth Proportional to 7,145,094.51, 9,860,188.59 and 4,206,619.44

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Solution

The fourth proportional to 7,145,094.51, 9,860,188.59 and 4,206,619.44 is: 5,805,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,094.51 : 9,860,188.59 = 4,206,619.44 : x
  2. Step 2: Convert to fraction form
    7,145,094.51/9,860,188.59 = 4,206,619.44/x
  3. Step 3: Cross multiply
    7,145,094.51x = 9,860,188.59 × 4,206,619.44
  4. Step 4: Simplify right side
    7,145,094.51x = 41,478,061,004,760.20
  5. Step 5: Solve for x
    x = 41,478,061,004,760.20/7,145,094.51
  6. Step 6: Final answer
    x = 5,805,110.20

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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.