Finding the Fourth Proportional to 45,496,686.70, 68,245,030.05 and 14,791,206.70
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Solution
The fourth proportional to 45,496,686.70, 68,245,030.05 and 14,791,206.70 is: 22,186,810.05
Step by Step Solution
- Step 1: Write the proportion equation
45,496,686.70 : 68,245,030.05 = 14,791,206.70 : x - Step 2: Convert to fraction form
45,496,686.70/68,245,030.05 = 14,791,206.70/x - Step 3: Cross multiply
45,496,686.70x = 68,245,030.05 × 14,791,206.70 - Step 4: Simplify right side
45,496,686.70x = 1,009,426,345,717,261.25 - Step 5: Solve for x
x = 1,009,426,345,717,261.25/45,496,686.70 - Step 6: Final answer
x = 22,186,810.05
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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.