Finding the Fourth Proportional to 12,758,744.42, 19,135,506.80 and 3,658,404.14
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Solution
The fourth proportional to 12,758,744.42, 19,135,506.80 and 3,658,404.14 is: 5,486,857.88
Step by Step Solution
- Step 1: Write the proportion equation
12,758,744.42 : 19,135,506.80 = 3,658,404.14 : x - Step 2: Convert to fraction form
12,758,744.42/19,135,506.80 = 3,658,404.14/x - Step 3: Cross multiply
12,758,744.42x = 19,135,506.80 × 3,658,404.14 - Step 4: Simplify right side
12,758,744.42x = 70,005,417,298,118.16 - Step 5: Solve for x
x = 70,005,417,298,118.16/12,758,744.42 - Step 6: Final answer
x = 5,486,857.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.