Home / 7,929,379.45-10,922,075.87-5,602,232.31

Finding the Fourth Proportional to 7,929,379.45, 10,922,075.87 and 5,602,232.31

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Solution

The fourth proportional to 7,929,379.45, 10,922,075.87 and 5,602,232.31 is: 7,716,619.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929,379.45 : 10,922,075.87 = 5,602,232.31 : x
  2. Step 2: Convert to fraction form
    7,929,379.45/10,922,075.87 = 5,602,232.31/x
  3. Step 3: Cross multiply
    7,929,379.45x = 10,922,075.87 × 5,602,232.31
  4. Step 4: Simplify right side
    7,929,379.45x = 61,188,006,331,185.35
  5. Step 5: Solve for x
    x = 61,188,006,331,185.35/7,929,379.45
  6. Step 6: Final answer
    x = 7,716,619.78

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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.