Home / 12,433,683.21-18,563,100.74-9,500,424.71

Finding the Fourth Proportional to 12,433,683.21, 18,563,100.74 and 9,500,424.71

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Solution

The fourth proportional to 12,433,683.21, 18,563,100.74 and 9,500,424.71 is: 14,183,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433,683.21 : 18,563,100.74 = 9,500,424.71 : x
  2. Step 2: Convert to fraction form
    12,433,683.21/18,563,100.74 = 9,500,424.71/x
  3. Step 3: Cross multiply
    12,433,683.21x = 18,563,100.74 × 9,500,424.71
  4. Step 4: Simplify right side
    12,433,683.21x = 176,357,340,929,435.88
  5. Step 5: Solve for x
    x = 176,357,340,929,435.88/12,433,683.21
  6. Step 6: Final answer
    x = 14,183,837.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.