Finding the Fourth Proportional to 19,615,740.60, 29,426,181.84 and 6,480,794.79
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Solution
The fourth proportional to 19,615,740.60, 29,426,181.84 and 6,480,794.79 is: 9,722,041.59
Step by Step Solution
- Step 1: Write the proportion equation
19,615,740.60 : 29,426,181.84 = 6,480,794.79 : x - Step 2: Convert to fraction form
19,615,740.60/29,426,181.84 = 6,480,794.79/x - Step 3: Cross multiply
19,615,740.60x = 29,426,181.84 × 6,480,794.79 - Step 4: Simplify right side
19,615,740.60x = 190,705,045,958,264.62 - Step 5: Solve for x
x = 190,705,045,958,264.62/19,615,740.60 - Step 6: Final answer
x = 9,722,041.59
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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.