Home / 14,069,786.85-19,400,887.41-9,165,915.03

Finding the Fourth Proportional to 14,069,786.85, 19,400,887.41 and 9,165,915.03

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Solution

The fourth proportional to 14,069,786.85, 19,400,887.41 and 9,165,915.03 is: 12,638,918.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069,786.85 : 19,400,887.41 = 9,165,915.03 : x
  2. Step 2: Convert to fraction form
    14,069,786.85/19,400,887.41 = 9,165,915.03/x
  3. Step 3: Cross multiply
    14,069,786.85x = 19,400,887.41 × 9,165,915.03
  4. Step 4: Simplify right side
    14,069,786.85x = 177,826,885,506,656.75
  5. Step 5: Solve for x
    x = 177,826,885,506,656.75/14,069,786.85
  6. Step 6: Final answer
    x = 12,638,918.23

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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.