Home / 13,853,038.10-19,117,218.50-7,741,466.60

Finding the Fourth Proportional to 13,853,038.10, 19,117,218.50 and 7,741,466.60

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Solution

The fourth proportional to 13,853,038.10, 19,117,218.50 and 7,741,466.60 is: 10,683,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,853,038.10 : 19,117,218.50 = 7,741,466.60 : x
  2. Step 2: Convert to fraction form
    13,853,038.10/19,117,218.50 = 7,741,466.60/x
  3. Step 3: Cross multiply
    13,853,038.10x = 19,117,218.50 × 7,741,466.60
  4. Step 4: Simplify right side
    13,853,038.10x = 147,995,308,502,652.09
  5. Step 5: Solve for x
    x = 147,995,308,502,652.09/13,853,038.10
  6. Step 6: Final answer
    x = 10,683,238.39

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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.