Home / 7,980,099.06-11,971,831.67-2,588,330.77

Finding the Fourth Proportional to 7,980,099.06, 11,971,831.67 and 2,588,330.77

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Solution

The fourth proportional to 7,980,099.06, 11,971,831.67 and 2,588,330.77 is: 3,883,042.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980,099.06 : 11,971,831.67 = 2,588,330.77 : x
  2. Step 2: Convert to fraction form
    7,980,099.06/11,971,831.67 = 2,588,330.77/x
  3. Step 3: Cross multiply
    7,980,099.06x = 11,971,831.67 × 2,588,330.77
  4. Step 4: Simplify right side
    7,980,099.06x = 30,987,060,271,779.83
  5. Step 5: Solve for x
    x = 30,987,060,271,779.83/7,980,099.06
  6. Step 6: Final answer
    x = 3,883,042.06

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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.