Home / 5,427,012.15-8,140,518.23-1,383,492.15

Finding the Fourth Proportional to 5,427,012.15, 8,140,518.23 and 1,383,492.15

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Solution

The fourth proportional to 5,427,012.15, 8,140,518.23 and 1,383,492.15 is: 2,075,238.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427,012.15 : 8,140,518.23 = 1,383,492.15 : x
  2. Step 2: Convert to fraction form
    5,427,012.15/8,140,518.23 = 1,383,492.15/x
  3. Step 3: Cross multiply
    5,427,012.15x = 8,140,518.23 × 1,383,492.15
  4. Step 4: Simplify right side
    5,427,012.15x = 11,262,343,061,219.43
  5. Step 5: Solve for x
    x = 11,262,343,061,219.43/5,427,012.15
  6. Step 6: Final answer
    x = 2,075,238.23

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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.