Home / 9,509,292.87-13,122,823.05-5,379,235.50

Finding the Fourth Proportional to 9,509,292.87, 13,122,823.05 and 5,379,235.50

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Solution

The fourth proportional to 9,509,292.87, 13,122,823.05 and 5,379,235.50 is: 7,423,344.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509,292.87 : 13,122,823.05 = 5,379,235.50 : x
  2. Step 2: Convert to fraction form
    9,509,292.87/13,122,823.05 = 5,379,235.50/x
  3. Step 3: Cross multiply
    9,509,292.87x = 13,122,823.05 × 5,379,235.50
  4. Step 4: Simplify right side
    9,509,292.87x = 70,590,755,610,778.28
  5. Step 5: Solve for x
    x = 70,590,755,610,778.28/9,509,292.87
  6. Step 6: Final answer
    x = 7,423,344.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.