Finding the Fourth Proportional to 23,684,266.05, 32,686,186.08 and 18,829,552.52
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Solution
The fourth proportional to 23,684,266.05, 32,686,186.08 and 18,829,552.52 is: 25,986,292.17
Step by Step Solution
- Step 1: Write the proportion equation
23,684,266.05 : 32,686,186.08 = 18,829,552.52 : x - Step 2: Convert to fraction form
23,684,266.05/32,686,186.08 = 18,829,552.52/x - Step 3: Cross multiply
23,684,266.05x = 32,686,186.08 × 18,829,552.52 - Step 4: Simplify right side
23,684,266.05x = 615,466,257,308,422 - Step 5: Solve for x
x = 615,466,257,308,422/23,684,266.05 - Step 6: Final answer
x = 25,986,292.17
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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.