Finding the Fourth Proportional to 45,943,828.76, 63,402,908.90 and 25,318,013.08
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Solution
The fourth proportional to 45,943,828.76, 63,402,908.90 and 25,318,013.08 is: 34,939,092.37
Step by Step Solution
- Step 1: Write the proportion equation
45,943,828.76 : 63,402,908.90 = 25,318,013.08 : x - Step 2: Convert to fraction form
45,943,828.76/63,402,908.90 = 25,318,013.08/x - Step 3: Cross multiply
45,943,828.76x = 63,402,908.90 × 25,318,013.08 - Step 4: Simplify right side
45,943,828.76x = 1,605,235,676,840,248.25 - Step 5: Solve for x
x = 1,605,235,676,840,248.25/45,943,828.76 - Step 6: Final answer
x = 34,939,092.37
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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.