Home / 5,180,810.35-7,771,215.53-1,815,017.35

Finding the Fourth Proportional to 5,180,810.35, 7,771,215.53 and 1,815,017.35

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Solution

The fourth proportional to 5,180,810.35, 7,771,215.53 and 1,815,017.35 is: 2,722,526.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,810.35 : 7,771,215.53 = 1,815,017.35 : x
  2. Step 2: Convert to fraction form
    5,180,810.35/7,771,215.53 = 1,815,017.35/x
  3. Step 3: Cross multiply
    5,180,810.35x = 7,771,215.53 × 1,815,017.35
  4. Step 4: Simplify right side
    5,180,810.35x = 14,104,891,008,464.36
  5. Step 5: Solve for x
    x = 14,104,891,008,464.36/5,180,810.35
  6. Step 6: Final answer
    x = 2,722,526.03

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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.