Finding the Fourth Proportional to 22,599,959.09, 31,176,445.89 and 14,764,058.02
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Solution
The fourth proportional to 22,599,959.09, 31,176,445.89 and 14,764,058.02 is: 20,366,888.91
Step by Step Solution
- Step 1: Write the proportion equation
22,599,959.09 : 31,176,445.89 = 14,764,058.02 : x - Step 2: Convert to fraction form
22,599,959.09/31,176,445.89 = 14,764,058.02/x - Step 3: Cross multiply
22,599,959.09x = 31,176,445.89 × 14,764,058.02 - Step 4: Simplify right side
22,599,959.09x = 460,290,856,071,686.31 - Step 5: Solve for x
x = 460,290,856,071,686.31/22,599,959.09 - Step 6: Final answer
x = 20,366,888.91
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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.