Finding the Fourth Proportional to 19,104,381.28, 26,360,543.54 and 11,266,352.28
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Solution
The fourth proportional to 19,104,381.28, 26,360,543.54 and 11,266,352.28 is: 15,545,500.56
Step by Step Solution
- Step 1: Write the proportion equation
19,104,381.28 : 26,360,543.54 = 11,266,352.28 : x - Step 2: Convert to fraction form
19,104,381.28/26,360,543.54 = 11,266,352.28/x - Step 3: Cross multiply
19,104,381.28x = 26,360,543.54 × 11,266,352.28 - Step 4: Simplify right side
19,104,381.28x = 296,987,169,813,918.25 - Step 5: Solve for x
x = 296,987,169,813,918.25/19,104,381.28 - Step 6: Final answer
x = 15,545,500.56
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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.