Home / 12,753,630.12-19,130,459.03-3,169,008.64

Finding the Fourth Proportional to 12,753,630.12, 19,130,459.03 and 3,169,008.64

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Solution

The fourth proportional to 12,753,630.12, 19,130,459.03 and 3,169,008.64 is: 4,753,516.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,753,630.12 : 19,130,459.03 = 3,169,008.64 : x
  2. Step 2: Convert to fraction form
    12,753,630.12/19,130,459.03 = 3,169,008.64/x
  3. Step 3: Cross multiply
    12,753,630.12x = 19,130,459.03 × 3,169,008.64
  4. Step 4: Simplify right side
    12,753,630.12x = 60,624,590,009,000.34
  5. Step 5: Solve for x
    x = 60,624,590,009,000.34/12,753,630.12
  6. Step 6: Final answer
    x = 4,753,516.41

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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.