Finding the Fourth Proportional to 90,977,136.84, 136,445,585.58 and 26,266,871.88
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Solution
The fourth proportional to 90,977,136.84, 136,445,585.58 and 26,266,871.88 is: 39,394,498.88
Step by Step Solution
- Step 1: Write the proportion equation
90,977,136.84 : 136,445,585.58 = 26,266,871.88 : x - Step 2: Convert to fraction form
90,977,136.84/136,445,585.58 = 26,266,871.88/x - Step 3: Cross multiply
90,977,136.84x = 136,445,585.58 × 26,266,871.88 - Step 4: Simplify right side
90,977,136.84x = 3,583,998,715,021,435.50 - Step 5: Solve for x
x = 3,583,998,715,021,435.50/90,977,136.84 - Step 6: Final answer
x = 39,394,498.88
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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.