Finding the Fourth Proportional to 16,032,526.74, 22,124,294.04 and 8,690,202.21
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Solution
The fourth proportional to 16,032,526.74, 22,124,294.04 and 8,690,202.21 is: 11,992,157.70
Step by Step Solution
- Step 1: Write the proportion equation
16,032,526.74 : 22,124,294.04 = 8,690,202.21 : x - Step 2: Convert to fraction form
16,032,526.74/22,124,294.04 = 8,690,202.21/x - Step 3: Cross multiply
16,032,526.74x = 22,124,294.04 × 8,690,202.21 - Step 4: Simplify right side
16,032,526.74x = 192,264,588,961,097.84 - Step 5: Solve for x
x = 192,264,588,961,097.84/16,032,526.74 - Step 6: Final answer
x = 11,992,157.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.