Finding the Fourth Proportional to 26,306,237.76, 39,181,964.70 and 25,125,940.68
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Solution
The fourth proportional to 26,306,237.76, 39,181,964.70 and 25,125,940.68 is: 37,423,964.98
Step by Step Solution
- Step 1: Write the proportion equation
26,306,237.76 : 39,181,964.70 = 25,125,940.68 : x - Step 2: Convert to fraction form
26,306,237.76/39,181,964.70 = 25,125,940.68/x - Step 3: Cross multiply
26,306,237.76x = 39,181,964.70 × 25,125,940.68 - Step 4: Simplify right side
26,306,237.76x = 984,483,720,778,054 - Step 5: Solve for x
x = 984,483,720,778,054/26,306,237.76 - Step 6: Final answer
x = 37,423,964.98
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.