Home / 12,166,776.02-16,789,002.90-7,271,023.70

Finding the Fourth Proportional to 12,166,776.02, 16,789,002.90 and 7,271,023.70

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Solution

The fourth proportional to 12,166,776.02, 16,789,002.90 and 7,271,023.70 is: 10,033,326.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,166,776.02 : 16,789,002.90 = 7,271,023.70 : x
  2. Step 2: Convert to fraction form
    12,166,776.02/16,789,002.90 = 7,271,023.70/x
  3. Step 3: Cross multiply
    12,166,776.02x = 16,789,002.90 × 7,271,023.70
  4. Step 4: Simplify right side
    12,166,776.02x = 122,073,237,985,268.72
  5. Step 5: Solve for x
    x = 122,073,237,985,268.72/12,166,776.02
  6. Step 6: Final answer
    x = 10,033,326.64

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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.