Home / 5,220,830.15-7,831,245.23-4,866,536.15

Finding the Fourth Proportional to 5,220,830.15, 7,831,245.23 and 4,866,536.15

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Solution

The fourth proportional to 5,220,830.15, 7,831,245.23 and 4,866,536.15 is: 7,299,804.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,830.15 : 7,831,245.23 = 4,866,536.15 : x
  2. Step 2: Convert to fraction form
    5,220,830.15/7,831,245.23 = 4,866,536.15/x
  3. Step 3: Cross multiply
    5,220,830.15x = 7,831,245.23 × 4,866,536.15
  4. Step 4: Simplify right side
    5,220,830.15x = 38,111,038,011,310.07
  5. Step 5: Solve for x
    x = 38,111,038,011,310.07/5,220,830.15
  6. Step 6: Final answer
    x = 7,299,804.23

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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.