Finding the Fourth Proportional to 39,852,015.40, 59,778,023.10 and 26,247,125.80
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Solution
The fourth proportional to 39,852,015.40, 59,778,023.10 and 26,247,125.80 is: 39,370,688.70
Step by Step Solution
- Step 1: Write the proportion equation
39,852,015.40 : 59,778,023.10 = 26,247,125.80 : x - Step 2: Convert to fraction form
39,852,015.40/59,778,023.10 = 26,247,125.80/x - Step 3: Cross multiply
39,852,015.40x = 59,778,023.10 × 26,247,125.80 - Step 4: Simplify right side
39,852,015.40x = 1,569,001,292,381,006 - Step 5: Solve for x
x = 1,569,001,292,381,006/39,852,015.40 - Step 6: Final answer
x = 39,370,688.70
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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.