Finding the Fourth Proportional to 34,551,482.24, 51,787,365.42 and 12,972,320.84
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Solution
The fourth proportional to 34,551,482.24, 51,787,365.42 and 12,972,320.84 is: 19,443,516.63
Step by Step Solution
- Step 1: Write the proportion equation
34,551,482.24 : 51,787,365.42 = 12,972,320.84 : x - Step 2: Convert to fraction form
34,551,482.24/51,787,365.42 = 12,972,320.84/x - Step 3: Cross multiply
34,551,482.24x = 51,787,365.42 × 12,972,320.84 - Step 4: Simplify right side
34,551,482.24x = 671,802,319,686,561.38 - Step 5: Solve for x
x = 671,802,319,686,561.38/34,551,482.24 - Step 6: Final answer
x = 19,443,516.63
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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.