Home / 14,075,750.40-21,113,625.60-12,452,121.60

Finding the Fourth Proportional to 14,075,750.40, 21,113,625.60 and 12,452,121.60

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Solution

The fourth proportional to 14,075,750.40, 21,113,625.60 and 12,452,121.60 is: 18,678,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075,750.40 : 21,113,625.60 = 12,452,121.60 : x
  2. Step 2: Convert to fraction form
    14,075,750.40/21,113,625.60 = 12,452,121.60/x
  3. Step 3: Cross multiply
    14,075,750.40x = 21,113,625.60 × 12,452,121.60
  4. Step 4: Simplify right side
    14,075,750.40x = 262,909,433,388,072.97
  5. Step 5: Solve for x
    x = 262,909,433,388,072.97/14,075,750.40
  6. Step 6: Final answer
    x = 18,678,182.40

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1.5x scale

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.