Home / 75,918,061.86-113,877,056.34-18,410,323.38

Finding the Fourth Proportional to 75,918,061.86, 113,877,056.34 and 18,410,323.38

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Solution

The fourth proportional to 75,918,061.86, 113,877,056.34 and 18,410,323.38 is: 27,615,476.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,918,061.86 : 113,877,056.34 = 18,410,323.38 : x
  2. Step 2: Convert to fraction form
    75,918,061.86/113,877,056.34 = 18,410,323.38/x
  3. Step 3: Cross multiply
    75,918,061.86x = 113,877,056.34 × 18,410,323.38
  4. Step 4: Simplify right side
    75,918,061.86x = 2,096,513,432,781,879.25
  5. Step 5: Solve for x
    x = 2,096,513,432,781,879.25/75,918,061.86
  6. Step 6: Final answer
    x = 27,615,476.23

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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.