Home / 5,220,808.15-7,831,212.23-4,866,514.15

Finding the Fourth Proportional to 5,220,808.15, 7,831,212.23 and 4,866,514.15

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Solution

The fourth proportional to 5,220,808.15, 7,831,212.23 and 4,866,514.15 is: 7,299,771.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,808.15 : 7,831,212.23 = 4,866,514.15 : x
  2. Step 2: Convert to fraction form
    5,220,808.15/7,831,212.23 = 4,866,514.15/x
  3. Step 3: Cross multiply
    5,220,808.15x = 7,831,212.23 × 4,866,514.15
  4. Step 4: Simplify right side
    5,220,808.15x = 38,110,705,128,948.06
  5. Step 5: Solve for x
    x = 38,110,705,128,948.06/5,220,808.15
  6. Step 6: Final answer
    x = 7,299,771.23

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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.