Finding the Fourth Proportional to 19,928,136.60, 29,948,192.10 and 17,464,699.80
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Solution
The fourth proportional to 19,928,136.60, 29,948,192.10 and 17,464,699.80 is: 26,246,115.99
Step by Step Solution
- Step 1: Write the proportion equation
19,928,136.60 : 29,948,192.10 = 17,464,699.80 : x - Step 2: Convert to fraction form
19,928,136.60/29,948,192.10 = 17,464,699.80/x - Step 3: Cross multiply
19,928,136.60x = 29,948,192.10 × 17,464,699.80 - Step 4: Simplify right side
19,928,136.60x = 523,036,184,579,231.62 - Step 5: Solve for x
x = 523,036,184,579,231.62/19,928,136.60 - Step 6: Final answer
x = 26,246,115.99
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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.