Finding the Fourth Proportional to 19,773,326.40, 29,649,177.18 and 15,700,808.12
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Solution
The fourth proportional to 19,773,326.40, 29,649,177.18 and 15,700,808.12 is: 23,542,626.69
Step by Step Solution
- Step 1: Write the proportion equation
19,773,326.40 : 29,649,177.18 = 15,700,808.12 : x - Step 2: Convert to fraction form
19,773,326.40/29,649,177.18 = 15,700,808.12/x - Step 3: Cross multiply
19,773,326.40x = 29,649,177.18 × 15,700,808.12 - Step 4: Simplify right side
19,773,326.40x = 465,516,041,819,062.69 - Step 5: Solve for x
x = 465,516,041,819,062.69/19,773,326.40 - Step 6: Final answer
x = 23,542,626.69
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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.