Finding the Fourth Proportional to 26,404,852.05, 36,433,877.85 and 15,237,270.99
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Solution
The fourth proportional to 26,404,852.05, 36,433,877.85 and 15,237,270.99 is: 21,024,653.69
Step by Step Solution
- Step 1: Write the proportion equation
26,404,852.05 : 36,433,877.85 = 15,237,270.99 : x - Step 2: Convert to fraction form
26,404,852.05/36,433,877.85 = 15,237,270.99/x - Step 3: Cross multiply
26,404,852.05x = 36,433,877.85 × 15,237,270.99 - Step 4: Simplify right side
26,404,852.05x = 555,152,870,017,008.62 - Step 5: Solve for x
x = 555,152,870,017,008.62/26,404,852.05 - Step 6: Final answer
x = 21,024,653.69
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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.