Finding the Fourth Proportional to 45,495,936.64, 68,243,905.14 and 15,203,799.64
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Solution
The fourth proportional to 45,495,936.64, 68,243,905.14 and 15,203,799.64 is: 22,805,699.52
Step by Step Solution
- Step 1: Write the proportion equation
45,495,936.64 : 68,243,905.14 = 15,203,799.64 : x - Step 2: Convert to fraction form
45,495,936.64/68,243,905.14 = 15,203,799.64/x - Step 3: Cross multiply
45,495,936.64x = 68,243,905.14 × 15,203,799.64 - Step 4: Simplify right side
45,495,936.64x = 1,037,566,660,399,726.25 - Step 5: Solve for x
x = 1,037,566,660,399,726.25/45,495,936.64 - Step 6: Final answer
x = 22,805,699.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.