Home / 5,268,865.50-7,271,041.68-2,854,417.50

Finding the Fourth Proportional to 5,268,865.50, 7,271,041.68 and 2,854,417.50

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Solution

The fourth proportional to 5,268,865.50, 7,271,041.68 and 2,854,417.50 is: 3,939,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268,865.50 : 7,271,041.68 = 2,854,417.50 : x
  2. Step 2: Convert to fraction form
    5,268,865.50/7,271,041.68 = 2,854,417.50/x
  3. Step 3: Cross multiply
    5,268,865.50x = 7,271,041.68 × 2,854,417.50
  4. Step 4: Simplify right side
    5,268,865.50x = 20,754,588,614,621.40
  5. Step 5: Solve for x
    x = 20,754,588,614,621.40/5,268,865.50
  6. Step 6: Final answer
    x = 3,939,100.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.