Home / 48,609,566.40-72,942,343.20-18,339,153.60

Finding the Fourth Proportional to 48,609,566.40, 72,942,343.20 and 18,339,153.60

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Solution

The fourth proportional to 48,609,566.40, 72,942,343.20 and 18,339,153.60 is: 27,519,291.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,609,566.40 : 72,942,343.20 = 18,339,153.60 : x
  2. Step 2: Convert to fraction form
    48,609,566.40/72,942,343.20 = 18,339,153.60/x
  3. Step 3: Cross multiply
    48,609,566.40x = 72,942,343.20 × 18,339,153.60
  4. Step 4: Simplify right side
    48,609,566.40x = 1,337,700,835,888,715.75
  5. Step 5: Solve for x
    x = 1,337,700,835,888,715.75/48,609,566.40
  6. Step 6: Final answer
    x = 27,519,291.67

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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.