Home / 13,046,745.80-19,557,677.10-10,166,515.40

Finding the Fourth Proportional to 13,046,745.80, 19,557,677.10 and 10,166,515.40

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Solution

The fourth proportional to 13,046,745.80, 19,557,677.10 and 10,166,515.40 is: 15,240,078.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046,745.80 : 19,557,677.10 = 10,166,515.40 : x
  2. Step 2: Convert to fraction form
    13,046,745.80/19,557,677.10 = 10,166,515.40/x
  3. Step 3: Cross multiply
    13,046,745.80x = 19,557,677.10 × 10,166,515.40
  4. Step 4: Simplify right side
    13,046,745.80x = 198,833,425,425,377.38
  5. Step 5: Solve for x
    x = 198,833,425,425,377.38/13,046,745.80
  6. Step 6: Final answer
    x = 15,240,078.14

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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.