Home / 7,197,371.60-9,932,372.03-3,934,199.32

Finding the Fourth Proportional to 7,197,371.60, 9,932,372.03 and 3,934,199.32

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Solution

The fourth proportional to 7,197,371.60, 9,932,372.03 and 3,934,199.32 is: 5,429,194.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197,371.60 : 9,932,372.03 = 3,934,199.32 : x
  2. Step 2: Convert to fraction form
    7,197,371.60/9,932,372.03 = 3,934,199.32/x
  3. Step 3: Cross multiply
    7,197,371.60x = 9,932,372.03 × 3,934,199.32
  4. Step 4: Simplify right side
    7,197,371.60x = 39,075,931,271,417.59
  5. Step 5: Solve for x
    x = 39,075,931,271,417.59/7,197,371.60
  6. Step 6: Final answer
    x = 5,429,194.64

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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.