Home / 13,114,455.45-19,673,159.40-4,016,480.78

Finding the Fourth Proportional to 13,114,455.45, 19,673,159.40 and 4,016,480.78

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Solution

The fourth proportional to 13,114,455.45, 19,673,159.40 and 4,016,480.78 is: 6,025,173.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114,455.45 : 19,673,159.40 = 4,016,480.78 : x
  2. Step 2: Convert to fraction form
    13,114,455.45/19,673,159.40 = 4,016,480.78/x
  3. Step 3: Cross multiply
    13,114,455.45x = 19,673,159.40 × 4,016,480.78
  4. Step 4: Simplify right side
    13,114,455.45x = 79,016,866,513,610.53
  5. Step 5: Solve for x
    x = 79,016,866,513,610.53/13,114,455.45
  6. Step 6: Final answer
    x = 6,025,173.28

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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.