Home / 20,075,890.74-30,113,592.23-5,502,797.97

Finding the Fourth Proportional to 20,075,890.74, 30,113,592.23 and 5,502,797.97

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Solution

The fourth proportional to 20,075,890.74, 30,113,592.23 and 5,502,797.97 is: 8,254,130.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,075,890.74 : 30,113,592.23 = 5,502,797.97 : x
  2. Step 2: Convert to fraction form
    20,075,890.74/30,113,592.23 = 5,502,797.97/x
  3. Step 3: Cross multiply
    20,075,890.74x = 30,113,592.23 × 5,502,797.97
  4. Step 4: Simplify right side
    20,075,890.74x = 165,709,014,165,137.78
  5. Step 5: Solve for x
    x = 165,709,014,165,137.78/20,075,890.74
  6. Step 6: Final answer
    x = 8,254,130.11

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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.