Home / 18,699,075.35-28,048,613.03-16,683,536.15

Finding the Fourth Proportional to 18,699,075.35, 28,048,613.03 and 16,683,536.15

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Solution

The fourth proportional to 18,699,075.35, 28,048,613.03 and 16,683,536.15 is: 25,025,304.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,699,075.35 : 28,048,613.03 = 16,683,536.15 : x
  2. Step 2: Convert to fraction form
    18,699,075.35/28,048,613.03 = 16,683,536.15/x
  3. Step 3: Cross multiply
    18,699,075.35x = 28,048,613.03 × 16,683,536.15
  4. Step 4: Simplify right side
    18,699,075.35x = 467,950,049,359,948.31
  5. Step 5: Solve for x
    x = 467,950,049,359,948.31/18,699,075.35
  6. Step 6: Final answer
    x = 25,025,304.23

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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.