Home / 17,966,349.20-26,945,149.80-5,185,521.20

Finding the Fourth Proportional to 17,966,349.20, 26,945,149.80 and 5,185,521.20

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Solution

The fourth proportional to 17,966,349.20, 26,945,149.80 and 5,185,521.20 is: 7,777,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966,349.20 : 26,945,149.80 = 5,185,521.20 : x
  2. Step 2: Convert to fraction form
    17,966,349.20/26,945,149.80 = 5,185,521.20/x
  3. Step 3: Cross multiply
    17,966,349.20x = 26,945,149.80 × 5,185,521.20
  4. Step 4: Simplify right side
    17,966,349.20x = 139,724,645,525,075.77
  5. Step 5: Solve for x
    x = 139,724,645,525,075.77/17,966,349.20
  6. Step 6: Final answer
    x = 7,777,019.36

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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.