Home / 7,903,814.68-10,907,262.12-4,282,142.68

Finding the Fourth Proportional to 7,903,814.68, 10,907,262.12 and 4,282,142.68

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Solution

The fourth proportional to 7,903,814.68, 10,907,262.12 and 4,282,142.68 is: 5,909,355.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903,814.68 : 10,907,262.12 = 4,282,142.68 : x
  2. Step 2: Convert to fraction form
    7,903,814.68/10,907,262.12 = 4,282,142.68/x
  3. Step 3: Cross multiply
    7,903,814.68x = 10,907,262.12 × 4,282,142.68
  4. Step 4: Simplify right side
    7,903,814.68x = 46,706,452,645,999.27
  5. Step 5: Solve for x
    x = 46,706,452,645,999.27/7,903,814.68
  6. Step 6: Final answer
    x = 5,909,355.74

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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.