Home / 8,989,765.49-12,402,936.30-5,501,467.85

Finding the Fourth Proportional to 8,989,765.49, 12,402,936.30 and 5,501,467.85

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Solution

The fourth proportional to 8,989,765.49, 12,402,936.30 and 5,501,467.85 is: 7,590,226.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,765.49 : 12,402,936.30 = 5,501,467.85 : x
  2. Step 2: Convert to fraction form
    8,989,765.49/12,402,936.30 = 5,501,467.85/x
  3. Step 3: Cross multiply
    8,989,765.49x = 12,402,936.30 × 5,501,467.85
  4. Step 4: Simplify right side
    8,989,765.49x = 68,234,355,300,047.95
  5. Step 5: Solve for x
    x = 68,234,355,300,047.95/8,989,765.49
  6. Step 6: Final answer
    x = 7,590,226.39

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1.5x scale

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.