Home / 5,385,078.40-8,075,254.08-2,016,923.20

Finding the Fourth Proportional to 5,385,078.40, 8,075,254.08 and 2,016,923.20

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Solution

The fourth proportional to 5,385,078.40, 8,075,254.08 and 2,016,923.20 is: 3,024,499.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,078.40 : 8,075,254.08 = 2,016,923.20 : x
  2. Step 2: Convert to fraction form
    5,385,078.40/8,075,254.08 = 2,016,923.20/x
  3. Step 3: Cross multiply
    5,385,078.40x = 8,075,254.08 × 2,016,923.20
  4. Step 4: Simplify right side
    5,385,078.40x = 16,287,167,299,846.66
  5. Step 5: Solve for x
    x = 16,287,167,299,846.66/5,385,078.40
  6. Step 6: Final answer
    x = 3,024,499.57

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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.