Home / 49,912,148.80-74,868,223.20-12,089,684.80

Finding the Fourth Proportional to 49,912,148.80, 74,868,223.20 and 12,089,684.80

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Solution

The fourth proportional to 49,912,148.80, 74,868,223.20 and 12,089,684.80 is: 18,134,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,912,148.80 : 74,868,223.20 = 12,089,684.80 : x
  2. Step 2: Convert to fraction form
    49,912,148.80/74,868,223.20 = 12,089,684.80/x
  3. Step 3: Cross multiply
    49,912,148.80x = 74,868,223.20 × 12,089,684.80
  4. Step 4: Simplify right side
    49,912,148.80x = 905,133,220,024,047.50
  5. Step 5: Solve for x
    x = 905,133,220,024,047.50/49,912,148.80
  6. Step 6: Final answer
    x = 18,134,527.20

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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.