Finding the Fourth Proportional to 15,967,284.96, 22,034,862.36 and 8,625,118.08
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Solution
The fourth proportional to 15,967,284.96, 22,034,862.36 and 8,625,118.08 is: 11,902,667.87
Step by Step Solution
- Step 1: Write the proportion equation
15,967,284.96 : 22,034,862.36 = 8,625,118.08 : x - Step 2: Convert to fraction form
15,967,284.96/22,034,862.36 = 8,625,118.08/x - Step 3: Cross multiply
15,967,284.96x = 22,034,862.36 × 8,625,118.08 - Step 4: Simplify right side
15,967,284.96x = 190,053,289,731,547.47 - Step 5: Solve for x
x = 190,053,289,731,547.47/15,967,284.96 - Step 6: Final answer
x = 11,902,667.87
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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.