Home / 20,075,747.95-30,114,271.64-9,557,136.35

Finding the Fourth Proportional to 20,075,747.95, 30,114,271.64 and 9,557,136.35

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Solution

The fourth proportional to 20,075,747.95, 30,114,271.64 and 9,557,136.35 is: 14,336,013.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,075,747.95 : 30,114,271.64 = 9,557,136.35 : x
  2. Step 2: Convert to fraction form
    20,075,747.95/30,114,271.64 = 9,557,136.35/x
  3. Step 3: Cross multiply
    20,075,747.95x = 30,114,271.64 × 9,557,136.35
  4. Step 4: Simplify right side
    20,075,747.95x = 287,806,200,144,418.12
  5. Step 5: Solve for x
    x = 287,806,200,144,418.12/20,075,747.95
  6. Step 6: Final answer
    x = 14,336,013.82

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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.