Home / 34,339,930.80-51,509,896.20-10,402,292.40

Finding the Fourth Proportional to 34,339,930.80, 51,509,896.20 and 10,402,292.40

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Solution

The fourth proportional to 34,339,930.80, 51,509,896.20 and 10,402,292.40 is: 15,603,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,339,930.80 : 51,509,896.20 = 10,402,292.40 : x
  2. Step 2: Convert to fraction form
    34,339,930.80/51,509,896.20 = 10,402,292.40/x
  3. Step 3: Cross multiply
    34,339,930.80x = 51,509,896.20 × 10,402,292.40
  4. Step 4: Simplify right side
    34,339,930.80x = 535,821,001,766,048.94
  5. Step 5: Solve for x
    x = 535,821,001,766,048.94/34,339,930.80
  6. Step 6: Final answer
    x = 15,603,438.60

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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.