Finding the Fourth Proportional to 5,564,707.67, 7,679,158.08 and 3,117,302.48
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Solution
The fourth proportional to 5,564,707.67, 7,679,158.08 and 3,117,302.48 is: 4,301,799.83
Step by Step Solution
- Step 1: Write the proportion equation
5,564,707.67 : 7,679,158.08 = 3,117,302.48 : x - Step 2: Convert to fraction form
5,564,707.67/7,679,158.08 = 3,117,302.48/x - Step 3: Cross multiply
5,564,707.67x = 7,679,158.08 × 3,117,302.48 - Step 4: Simplify right side
5,564,707.67x = 23,938,258,527,096.04 - Step 5: Solve for x
x = 23,938,258,527,096.04/5,564,707.67 - Step 6: Final answer
x = 4,301,799.83
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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.