Home / 35,478,142.60-53,204,772.30-18,433,150.60

Finding the Fourth Proportional to 35,478,142.60, 53,204,772.30 and 18,433,150.60

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Solution

The fourth proportional to 35,478,142.60, 53,204,772.30 and 18,433,150.60 is: 27,643,261.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,478,142.60 : 53,204,772.30 = 18,433,150.60 : x
  2. Step 2: Convert to fraction form
    35,478,142.60/53,204,772.30 = 18,433,150.60/x
  3. Step 3: Cross multiply
    35,478,142.60x = 53,204,772.30 × 18,433,150.60
  4. Step 4: Simplify right side
    35,478,142.60x = 980,731,580,444,608.38
  5. Step 5: Solve for x
    x = 980,731,580,444,608.38/35,478,142.60
  6. Step 6: Final answer
    x = 27,643,261.70

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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.