Home / 8,075,276.91-11,143,488.94-4,812,018.98

Finding the Fourth Proportional to 8,075,276.91, 11,143,488.94 and 4,812,018.98

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Solution

The fourth proportional to 8,075,276.91, 11,143,488.94 and 4,812,018.98 is: 6,640,351.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,276.91 : 11,143,488.94 = 4,812,018.98 : x
  2. Step 2: Convert to fraction form
    8,075,276.91/11,143,488.94 = 4,812,018.98/x
  3. Step 3: Cross multiply
    8,075,276.91x = 11,143,488.94 × 4,812,018.98
  4. Step 4: Simplify right side
    8,075,276.91x = 53,622,680,214,952.59
  5. Step 5: Solve for x
    x = 53,622,680,214,952.59/8,075,276.91
  6. Step 6: Final answer
    x = 6,640,351.88

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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.