Home / 30,096,043.20-45,144,064.80-29,928,081.60

Finding the Fourth Proportional to 30,096,043.20, 45,144,064.80 and 29,928,081.60

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Solution

The fourth proportional to 30,096,043.20, 45,144,064.80 and 29,928,081.60 is: 44,892,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,096,043.20 : 45,144,064.80 = 29,928,081.60 : x
  2. Step 2: Convert to fraction form
    30,096,043.20/45,144,064.80 = 29,928,081.60/x
  3. Step 3: Cross multiply
    30,096,043.20x = 45,144,064.80 × 29,928,081.60
  4. Step 4: Simplify right side
    30,096,043.20x = 1,351,075,255,090,087.75
  5. Step 5: Solve for x
    x = 1,351,075,255,090,087.75/30,096,043.20
  6. Step 6: Final answer
    x = 44,892,122.40

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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.