Home / 74,747,102.40-112,120,653.60-44,010,129.60

Finding the Fourth Proportional to 74,747,102.40, 112,120,653.60 and 44,010,129.60

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Solution

The fourth proportional to 74,747,102.40, 112,120,653.60 and 44,010,129.60 is: 66,015,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,747,102.40 : 112,120,653.60 = 44,010,129.60 : x
  2. Step 2: Convert to fraction form
    74,747,102.40/112,120,653.60 = 44,010,129.60/x
  3. Step 3: Cross multiply
    74,747,102.40x = 112,120,653.60 × 44,010,129.60
  4. Step 4: Simplify right side
    74,747,102.40x = 4,934,444,495,772,706
  5. Step 5: Solve for x
    x = 4,934,444,495,772,706/74,747,102.40
  6. Step 6: Final answer
    x = 66,015,194.40

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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.