Home / 69,766,678-96,277,075.23-38,826,839.08

Finding the Fourth Proportional to 69,766,678, 96,277,075.23 and 38,826,839.08

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Solution

The fourth proportional to 69,766,678, 96,277,075.23 and 38,826,839.08 is: 53,580,514.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,766,678 : 96,277,075.23 = 38,826,839.08 : x
  2. Step 2: Convert to fraction form
    69,766,678/96,277,075.23 = 38,826,839.08/x
  3. Step 3: Cross multiply
    69,766,678x = 96,277,075.23 × 38,826,839.08
  4. Step 4: Simplify right side
    69,766,678x = 3,738,134,507,048,264
  5. Step 5: Solve for x
    x = 3,738,134,507,048,264/69,766,678
  6. Step 6: Final answer
    x = 53,580,514.57

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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.