Home / 11,188,075.40-16,782,113.10-9,927,326.60

Finding the Fourth Proportional to 11,188,075.40, 16,782,113.10 and 9,927,326.60

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Solution

The fourth proportional to 11,188,075.40, 16,782,113.10 and 9,927,326.60 is: 14,890,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188,075.40 : 16,782,113.10 = 9,927,326.60 : x
  2. Step 2: Convert to fraction form
    11,188,075.40/16,782,113.10 = 9,927,326.60/x
  3. Step 3: Cross multiply
    11,188,075.40x = 16,782,113.10 × 9,927,326.60
  4. Step 4: Simplify right side
    11,188,075.40x = 166,601,517,781,838.47
  5. Step 5: Solve for x
    x = 166,601,517,781,838.47/11,188,075.40
  6. Step 6: Final answer
    x = 14,890,989.90

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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.