Home / 5,217,348.31-7,818,041.13-2,788,847.01

Finding the Fourth Proportional to 5,217,348.31, 7,818,041.13 and 2,788,847.01

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Solution

The fourth proportional to 5,217,348.31, 7,818,041.13 and 2,788,847.01 is: 4,179,004.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217,348.31 : 7,818,041.13 = 2,788,847.01 : x
  2. Step 2: Convert to fraction form
    5,217,348.31/7,818,041.13 = 2,788,847.01/x
  3. Step 3: Cross multiply
    5,217,348.31x = 7,818,041.13 × 2,788,847.01
  4. Step 4: Simplify right side
    5,217,348.31x = 21,803,320,658,775.18
  5. Step 5: Solve for x
    x = 21,803,320,658,775.18/5,217,348.31
  6. Step 6: Final answer
    x = 4,179,004.23

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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.