Home / 14,069,785.35-19,400,885.34-9,165,913.53

Finding the Fourth Proportional to 14,069,785.35, 19,400,885.34 and 9,165,913.53

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Solution

The fourth proportional to 14,069,785.35, 19,400,885.34 and 9,165,913.53 is: 12,638,916.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069,785.35 : 19,400,885.34 = 9,165,913.53 : x
  2. Step 2: Convert to fraction form
    14,069,785.35/19,400,885.34 = 9,165,913.53/x
  3. Step 3: Cross multiply
    14,069,785.35x = 19,400,885.34 × 9,165,913.53
  4. Step 4: Simplify right side
    14,069,785.35x = 177,826,837,431,884.62
  5. Step 5: Solve for x
    x = 177,826,837,431,884.62/14,069,785.35
  6. Step 6: Final answer
    x = 12,638,916.16

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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.