Home / 7,909,677.58-10,915,256.76-4,646,789.75

Finding the Fourth Proportional to 7,909,677.58, 10,915,256.76 and 4,646,789.75

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Solution

The fourth proportional to 7,909,677.58, 10,915,256.76 and 4,646,789.75 is: 6,412,512.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,909,677.58 : 10,915,256.76 = 4,646,789.75 : x
  2. Step 2: Convert to fraction form
    7,909,677.58/10,915,256.76 = 4,646,789.75/x
  3. Step 3: Cross multiply
    7,909,677.58x = 10,915,256.76 × 4,646,789.75
  4. Step 4: Simplify right side
    7,909,677.58x = 50,720,903,230,986.21
  5. Step 5: Solve for x
    x = 50,720,903,230,986.21/7,909,677.58
  6. Step 6: Final answer
    x = 6,412,512.11

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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.