Home / 42,629,587.20-63,944,380.80-10,716,883.20

Finding the Fourth Proportional to 42,629,587.20, 63,944,380.80 and 10,716,883.20

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Solution

The fourth proportional to 42,629,587.20, 63,944,380.80 and 10,716,883.20 is: 16,075,324.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,629,587.20 : 63,944,380.80 = 10,716,883.20 : x
  2. Step 2: Convert to fraction form
    42,629,587.20/63,944,380.80 = 10,716,883.20/x
  3. Step 3: Cross multiply
    42,629,587.20x = 63,944,380.80 × 10,716,883.20
  4. Step 4: Simplify right side
    42,629,587.20x = 685,284,460,329,922.50
  5. Step 5: Solve for x
    x = 685,284,460,329,922.50/42,629,587.20
  6. Step 6: Final answer
    x = 16,075,324.80

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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.