Home / 20,575,054.84-30,862,685.40-5,222,349.10

Finding the Fourth Proportional to 20,575,054.84, 30,862,685.40 and 5,222,349.10

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Solution

The fourth proportional to 20,575,054.84, 30,862,685.40 and 5,222,349.10 is: 7,833,549.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,575,054.84 : 30,862,685.40 = 5,222,349.10 : x
  2. Step 2: Convert to fraction form
    20,575,054.84/30,862,685.40 = 5,222,349.10/x
  3. Step 3: Cross multiply
    20,575,054.84x = 30,862,685.40 × 5,222,349.10
  4. Step 4: Simplify right side
    20,575,054.84x = 161,175,717,322,273.12
  5. Step 5: Solve for x
    x = 161,175,717,322,273.12/20,575,054.84
  6. Step 6: Final answer
    x = 7,833,549.83

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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.