Finding the Fourth Proportional to 53,886,444.18, 74,363,322.76 and 29,106,630.90
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Solution
The fourth proportional to 53,886,444.18, 74,363,322.76 and 29,106,630.90 is: 40,167,166.73
Step by Step Solution
- Step 1: Write the proportion equation
53,886,444.18 : 74,363,322.76 = 29,106,630.90 : x - Step 2: Convert to fraction form
53,886,444.18/74,363,322.76 = 29,106,630.90/x - Step 3: Cross multiply
53,886,444.18x = 74,363,322.76 × 29,106,630.90 - Step 4: Simplify right side
53,886,444.18x = 2,164,465,788,072,889.25 - Step 5: Solve for x
x = 2,164,465,788,072,889.25/53,886,444.18 - Step 6: Final answer
x = 40,167,166.73
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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.