Home / 6,988,111.60-10,477,890.60-2,723,364.40

Finding the Fourth Proportional to 6,988,111.60, 10,477,890.60 and 2,723,364.40

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Solution

The fourth proportional to 6,988,111.60, 10,477,890.60 and 2,723,364.40 is: 4,083,379.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988,111.60 : 10,477,890.60 = 2,723,364.40 : x
  2. Step 2: Convert to fraction form
    6,988,111.60/10,477,890.60 = 2,723,364.40/x
  3. Step 3: Cross multiply
    6,988,111.60x = 10,477,890.60 × 2,723,364.40
  4. Step 4: Simplify right side
    6,988,111.60x = 28,535,114,247,134.64
  5. Step 5: Solve for x
    x = 28,535,114,247,134.64/6,988,111.60
  6. Step 6: Final answer
    x = 4,083,379.87

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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.