Home / 5,155,775.82-7,733,673.86-1,918,023.44

Finding the Fourth Proportional to 5,155,775.82, 7,733,673.86 and 1,918,023.44

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Solution

The fourth proportional to 5,155,775.82, 7,733,673.86 and 1,918,023.44 is: 2,877,038.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155,775.82 : 7,733,673.86 = 1,918,023.44 : x
  2. Step 2: Convert to fraction form
    5,155,775.82/7,733,673.86 = 1,918,023.44/x
  3. Step 3: Cross multiply
    5,155,775.82x = 7,733,673.86 × 1,918,023.44
  4. Step 4: Simplify right side
    5,155,775.82x = 14,833,367,692,536.79
  5. Step 5: Solve for x
    x = 14,833,367,692,536.79/5,155,775.82
  6. Step 6: Final answer
    x = 2,877,038.92

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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.