Home / 31,039,219.68-42,834,135.60-17,994,041.76

Finding the Fourth Proportional to 31,039,219.68, 42,834,135.60 and 17,994,041.76

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Solution

The fourth proportional to 31,039,219.68, 42,834,135.60 and 17,994,041.76 is: 24,831,784.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,039,219.68 : 42,834,135.60 = 17,994,041.76 : x
  2. Step 2: Convert to fraction form
    31,039,219.68/42,834,135.60 = 17,994,041.76/x
  3. Step 3: Cross multiply
    31,039,219.68x = 42,834,135.60 × 17,994,041.76
  4. Step 4: Simplify right side
    31,039,219.68x = 770,759,224,739,902.75
  5. Step 5: Solve for x
    x = 770,759,224,739,902.75/31,039,219.68
  6. Step 6: Final answer
    x = 24,831,784.84

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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.