Home / 12,476,165.40-18,700,251.30-6,408,552.60

Finding the Fourth Proportional to 12,476,165.40, 18,700,251.30 and 6,408,552.60

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Solution

The fourth proportional to 12,476,165.40, 18,700,251.30 and 6,408,552.60 is: 9,605,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476,165.40 : 18,700,251.30 = 6,408,552.60 : x
  2. Step 2: Convert to fraction form
    12,476,165.40/18,700,251.30 = 6,408,552.60/x
  3. Step 3: Cross multiply
    12,476,165.40x = 18,700,251.30 × 6,408,552.60
  4. Step 4: Simplify right side
    12,476,165.40x = 119,841,544,089,268.38
  5. Step 5: Solve for x
    x = 119,841,544,089,268.38/12,476,165.40
  6. Step 6: Final answer
    x = 9,605,639.25

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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.