Home / 28,055,240.48-42,045,657.42-14,407,835.60

Finding the Fourth Proportional to 28,055,240.48, 42,045,657.42 and 14,407,835.60

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Solution

The fourth proportional to 28,055,240.48, 42,045,657.42 and 14,407,835.60 is: 21,592,647.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,055,240.48 : 42,045,657.42 = 14,407,835.60 : x
  2. Step 2: Convert to fraction form
    28,055,240.48/42,045,657.42 = 14,407,835.60/x
  3. Step 3: Cross multiply
    28,055,240.48x = 42,045,657.42 × 14,407,835.60
  4. Step 4: Simplify right side
    28,055,240.48x = 605,786,919,801,280.12
  5. Step 5: Solve for x
    x = 605,786,919,801,280.12/28,055,240.48
  6. Step 6: Final answer
    x = 21,592,647.56

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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.