Finding the Fourth Proportional to 45,579,073.08, 68,368,784.92 and 11,035,417.31
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Solution
The fourth proportional to 45,579,073.08, 68,368,784.92 and 11,035,417.31 is: 16,553,168.40
Step by Step Solution
- Step 1: Write the proportion equation
45,579,073.08 : 68,368,784.92 = 11,035,417.31 : x - Step 2: Convert to fraction form
45,579,073.08/68,368,784.92 = 11,035,417.31/x - Step 3: Cross multiply
45,579,073.08x = 68,368,784.92 × 11,035,417.31 - Step 4: Simplify right side
45,579,073.08x = 754,478,072,422,733.25 - Step 5: Solve for x
x = 754,478,072,422,733.25/45,579,073.08 - Step 6: Final answer
x = 16,553,168.40
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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.