Home / 34,072,189.40-47,019,375.60-18,602,273.90

Finding the Fourth Proportional to 34,072,189.40, 47,019,375.60 and 18,602,273.90

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Solution

The fourth proportional to 34,072,189.40, 47,019,375.60 and 18,602,273.90 is: 25,671,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,072,189.40 : 47,019,375.60 = 18,602,273.90 : x
  2. Step 2: Convert to fraction form
    34,072,189.40/47,019,375.60 = 18,602,273.90/x
  3. Step 3: Cross multiply
    34,072,189.40x = 47,019,375.60 × 18,602,273.90
  4. Step 4: Simplify right side
    34,072,189.40x = 874,667,303,518,176.75
  5. Step 5: Solve for x
    x = 874,667,303,518,176.75/34,072,189.40
  6. Step 6: Final answer
    x = 25,671,003.80

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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.