Home / 7,990,873.15-11,030,403.69-5,237,737.90

Finding the Fourth Proportional to 7,990,873.15, 11,030,403.69 and 5,237,737.90

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Solution

The fourth proportional to 7,990,873.15, 11,030,403.69 and 5,237,737.90 is: 7,230,043.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,873.15 : 11,030,403.69 = 5,237,737.90 : x
  2. Step 2: Convert to fraction form
    7,990,873.15/11,030,403.69 = 5,237,737.90/x
  3. Step 3: Cross multiply
    7,990,873.15x = 11,030,403.69 × 5,237,737.90
  4. Step 4: Simplify right side
    7,990,873.15x = 57,774,363,459,412.85
  5. Step 5: Solve for x
    x = 57,774,363,459,412.85/7,990,873.15
  6. Step 6: Final answer
    x = 7,230,043.87

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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.