Finding the Fourth Proportional to 39,840,579.96, 59,778,252.50 and 13,951,462.75
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Solution
The fourth proportional to 39,840,579.96, 59,778,252.50 and 13,951,462.75 is: 20,933,281.18
Step by Step Solution
- Step 1: Write the proportion equation
39,840,579.96 : 59,778,252.50 = 13,951,462.75 : x - Step 2: Convert to fraction form
39,840,579.96/59,778,252.50 = 13,951,462.75/x - Step 3: Cross multiply
39,840,579.96x = 59,778,252.50 × 13,951,462.75 - Step 4: Simplify right side
39,840,579.96x = 833,994,062,873,118.38 - Step 5: Solve for x
x = 833,994,062,873,118.38/39,840,579.96 - Step 6: Final answer
x = 20,933,281.18
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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.