Home / 5,424,579.30-8,133,912.45-1,637,570.10

Finding the Fourth Proportional to 5,424,579.30, 8,133,912.45 and 1,637,570.10

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Solution

The fourth proportional to 5,424,579.30, 8,133,912.45 and 1,637,570.10 is: 2,455,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424,579.30 : 8,133,912.45 = 1,637,570.10 : x
  2. Step 2: Convert to fraction form
    5,424,579.30/8,133,912.45 = 1,637,570.10/x
  3. Step 3: Cross multiply
    5,424,579.30x = 8,133,912.45 × 1,637,570.10
  4. Step 4: Simplify right side
    5,424,579.30x = 13,319,851,824,137.75
  5. Step 5: Solve for x
    x = 13,319,851,824,137.75/5,424,579.30
  6. Step 6: Final answer
    x = 2,455,462.64

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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.