Finding the Fourth Proportional to 19,773,325.40, 29,649,175.68 and 15,700,807.12
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Solution
The fourth proportional to 19,773,325.40, 29,649,175.68 and 15,700,807.12 is: 23,542,625.19
Step by Step Solution
- Step 1: Write the proportion equation
19,773,325.40 : 29,649,175.68 = 15,700,807.12 : x - Step 2: Convert to fraction form
19,773,325.40/29,649,175.68 = 15,700,807.12/x - Step 3: Cross multiply
19,773,325.40x = 29,649,175.68 × 15,700,807.12 - Step 4: Simplify right side
19,773,325.40x = 465,515,988,618,674.81 - Step 5: Solve for x
x = 465,515,988,618,674.81/19,773,325.40 - Step 6: Final answer
x = 23,542,625.19
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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.