Home / 5,201,525.16-7,178,383.62-2,909,549.16

Finding the Fourth Proportional to 5,201,525.16, 7,178,383.62 and 2,909,549.16

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Solution

The fourth proportional to 5,201,525.16, 7,178,383.62 and 2,909,549.16 is: 4,015,333.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201,525.16 : 7,178,383.62 = 2,909,549.16 : x
  2. Step 2: Convert to fraction form
    5,201,525.16/7,178,383.62 = 2,909,549.16/x
  3. Step 3: Cross multiply
    5,201,525.16x = 7,178,383.62 × 2,909,549.16
  4. Step 4: Simplify right side
    5,201,525.16x = 20,885,860,031,728.76
  5. Step 5: Solve for x
    x = 20,885,860,031,728.76/5,201,525.16
  6. Step 6: Final answer
    x = 4,015,333.85

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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.