Home / 13,104,117.70-19,656,176.55-9,702,895.30

Finding the Fourth Proportional to 13,104,117.70, 19,656,176.55 and 9,702,895.30

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Solution

The fourth proportional to 13,104,117.70, 19,656,176.55 and 9,702,895.30 is: 14,554,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,117.70 : 19,656,176.55 = 9,702,895.30 : x
  2. Step 2: Convert to fraction form
    13,104,117.70/19,656,176.55 = 9,702,895.30/x
  3. Step 3: Cross multiply
    13,104,117.70x = 19,656,176.55 × 9,702,895.30
  4. Step 4: Simplify right side
    13,104,117.70x = 190,721,823,062,965.25
  5. Step 5: Solve for x
    x = 190,721,823,062,965.25/13,104,117.70
  6. Step 6: Final answer
    x = 14,554,342.95

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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.