Home / 8,657,932.50-11,947,907.97-4,985,509.14

Finding the Fourth Proportional to 8,657,932.50, 11,947,907.97 and 4,985,509.14

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Solution

The fourth proportional to 8,657,932.50, 11,947,907.97 and 4,985,509.14 is: 6,879,980.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,657,932.50 : 11,947,907.97 = 4,985,509.14 : x
  2. Step 2: Convert to fraction form
    8,657,932.50/11,947,907.97 = 4,985,509.14/x
  3. Step 3: Cross multiply
    8,657,932.50x = 11,947,907.97 × 4,985,509.14
  4. Step 4: Simplify right side
    8,657,932.50x = 59,566,404,388,313.84
  5. Step 5: Solve for x
    x = 59,566,404,388,313.84/8,657,932.50
  6. Step 6: Final answer
    x = 6,879,980.22

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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.