Finding the Fourth Proportional to 15,564,848.24, 23,361,440.19 and 8,284,420.23
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Solution
The fourth proportional to 15,564,848.24, 23,361,440.19 and 8,284,420.23 is: 12,434,171.20
Step by Step Solution
- Step 1: Write the proportion equation
15,564,848.24 : 23,361,440.19 = 8,284,420.23 : x - Step 2: Convert to fraction form
15,564,848.24/23,361,440.19 = 8,284,420.23/x - Step 3: Cross multiply
15,564,848.24x = 23,361,440.19 × 8,284,420.23 - Step 4: Simplify right side
15,564,848.24x = 193,535,987,711,971.06 - Step 5: Solve for x
x = 193,535,987,711,971.06/15,564,848.24 - Step 6: Final answer
x = 12,434,171.20
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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.