Finding the Fourth Proportional to 19,472,408.94, 29,207,801.29 and 5,095,158.42
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Solution
The fourth proportional to 19,472,408.94, 29,207,801.29 and 5,095,158.42 is: 7,642,525.12
Step by Step Solution
- Step 1: Write the proportion equation
19,472,408.94 : 29,207,801.29 = 5,095,158.42 : x - Step 2: Convert to fraction form
19,472,408.94/29,207,801.29 = 5,095,158.42/x - Step 3: Cross multiply
19,472,408.94x = 29,207,801.29 × 5,095,158.42 - Step 4: Simplify right side
19,472,408.94x = 148,818,374,513,653.47 - Step 5: Solve for x
x = 148,818,374,513,653.47/19,472,408.94 - Step 6: Final answer
x = 7,642,525.12
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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.