Finding the Fourth Proportional to 39,609,925.05, 59,372,952.69 and 13,323,737.07
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Solution
The fourth proportional to 39,609,925.05, 59,372,952.69 and 13,323,737.07 is: 19,971,499.81
Step by Step Solution
- Step 1: Write the proportion equation
39,609,925.05 : 59,372,952.69 = 13,323,737.07 : x - Step 2: Convert to fraction form
39,609,925.05/59,372,952.69 = 13,323,737.07/x - Step 3: Cross multiply
39,609,925.05x = 59,372,952.69 × 13,323,737.07 - Step 4: Simplify right side
39,609,925.05x = 791,069,610,711,109.25 - Step 5: Solve for x
x = 791,069,610,711,109.25/39,609,925.05 - Step 6: Final answer
x = 19,971,499.81
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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.