Home / 49,898,004.80-74,847,007.20-30,666,401.60

Finding the Fourth Proportional to 49,898,004.80, 74,847,007.20 and 30,666,401.60

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Solution

The fourth proportional to 49,898,004.80, 74,847,007.20 and 30,666,401.60 is: 45,999,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,898,004.80 : 74,847,007.20 = 30,666,401.60 : x
  2. Step 2: Convert to fraction form
    49,898,004.80/74,847,007.20 = 30,666,401.60/x
  3. Step 3: Cross multiply
    49,898,004.80x = 74,847,007.20 × 30,666,401.60
  4. Step 4: Simplify right side
    49,898,004.80x = 2,295,288,381,353,291.50
  5. Step 5: Solve for x
    x = 2,295,288,381,353,291.50/49,898,004.80
  6. Step 6: Final answer
    x = 45,999,602.40

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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.