Home / 5,365,433.80-8,045,385.90-1,997,907.40

Finding the Fourth Proportional to 5,365,433.80, 8,045,385.90 and 1,997,907.40

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Solution

The fourth proportional to 5,365,433.80, 8,045,385.90 and 1,997,907.40 is: 2,995,831.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365,433.80 : 8,045,385.90 = 1,997,907.40 : x
  2. Step 2: Convert to fraction form
    5,365,433.80/8,045,385.90 = 1,997,907.40/x
  3. Step 3: Cross multiply
    5,365,433.80x = 8,045,385.90 × 1,997,907.40
  4. Step 4: Simplify right side
    5,365,433.80x = 16,073,936,025,465.66
  5. Step 5: Solve for x
    x = 16,073,936,025,465.66/5,365,433.80
  6. Step 6: Final answer
    x = 2,995,831.58

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1.5x scale

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.