Home / 49,776,440.40-74,664,660.60-39,698,744.40

Finding the Fourth Proportional to 49,776,440.40, 74,664,660.60 and 39,698,744.40

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Solution

The fourth proportional to 49,776,440.40, 74,664,660.60 and 39,698,744.40 is: 59,548,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,776,440.40 : 74,664,660.60 = 39,698,744.40 : x
  2. Step 2: Convert to fraction form
    49,776,440.40/74,664,660.60 = 39,698,744.40/x
  3. Step 3: Cross multiply
    49,776,440.40x = 74,664,660.60 × 39,698,744.40
  4. Step 4: Simplify right side
    49,776,440.40x = 2,964,093,276,872,150.50
  5. Step 5: Solve for x
    x = 2,964,093,276,872,150.50/49,776,440.40
  6. Step 6: Final answer
    x = 59,548,116.60

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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.