Home / 45,354,005.20-68,031,007.80-41,385,912.40

Finding the Fourth Proportional to 45,354,005.20, 68,031,007.80 and 41,385,912.40

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Solution

The fourth proportional to 45,354,005.20, 68,031,007.80 and 41,385,912.40 is: 62,078,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,354,005.20 : 68,031,007.80 = 41,385,912.40 : x
  2. Step 2: Convert to fraction form
    45,354,005.20/68,031,007.80 = 41,385,912.40/x
  3. Step 3: Cross multiply
    45,354,005.20x = 68,031,007.80 × 41,385,912.40
  4. Step 4: Simplify right side
    45,354,005.20x = 2,815,525,329,294,516.50
  5. Step 5: Solve for x
    x = 2,815,525,329,294,516.50/45,354,005.20
  6. Step 6: Final answer
    x = 62,078,868.60

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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.