Finding the Fourth Proportional to 5,679,825.58, 8,513,427.49 and 4,327,529.66
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Solution
The fourth proportional to 5,679,825.58, 8,513,427.49 and 4,327,529.66 is: 6,486,486.15
Step by Step Solution
- Step 1: Write the proportion equation
5,679,825.58 : 8,513,427.49 = 4,327,529.66 : x - Step 2: Convert to fraction form
5,679,825.58/8,513,427.49 = 4,327,529.66/x - Step 3: Cross multiply
5,679,825.58x = 8,513,427.49 × 4,327,529.66 - Step 4: Simplify right side
5,679,825.58x = 36,842,109,917,848.40 - Step 5: Solve for x
x = 36,842,109,917,848.40/5,679,825.58 - Step 6: Final answer
x = 6,486,486.15
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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.