Home / 9,509,294.88-13,122,825.80-5,379,237.50

Finding the Fourth Proportional to 9,509,294.88, 13,122,825.80 and 5,379,237.50

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Solution

The fourth proportional to 9,509,294.88, 13,122,825.80 and 5,379,237.50 is: 7,423,347.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509,294.88 : 13,122,825.80 = 5,379,237.50 : x
  2. Step 2: Convert to fraction form
    9,509,294.88/13,122,825.80 = 5,379,237.50/x
  3. Step 3: Cross multiply
    9,509,294.88x = 13,122,825.80 × 5,379,237.50
  4. Step 4: Simplify right side
    9,509,294.88x = 70,590,796,649,327.50
  5. Step 5: Solve for x
    x = 70,590,796,649,327.50/9,509,294.88
  6. Step 6: Final answer
    x = 7,423,347.11

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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.