Home / 49,899,977.51-68,862,075.68-28,169,945.51

Finding the Fourth Proportional to 49,899,977.51, 68,862,075.68 and 28,169,945.51

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Solution

The fourth proportional to 49,899,977.51, 68,862,075.68 and 28,169,945.51 is: 38,874,585.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,899,977.51 : 68,862,075.68 = 28,169,945.51 : x
  2. Step 2: Convert to fraction form
    49,899,977.51/68,862,075.68 = 28,169,945.51/x
  3. Step 3: Cross multiply
    49,899,977.51x = 68,862,075.68 × 28,169,945.51
  4. Step 4: Simplify right side
    49,899,977.51x = 1,939,840,919,337,210.75
  5. Step 5: Solve for x
    x = 1,939,840,919,337,210.75/49,899,977.51
  6. Step 6: Final answer
    x = 38,874,585.05

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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.