Finding the Fourth Proportional to 33,185,913.20, 49,778,869.80 and 29,784,690.80
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Solution
The fourth proportional to 33,185,913.20, 49,778,869.80 and 29,784,690.80 is: 44,677,036.20
Step by Step Solution
- Step 1: Write the proportion equation
33,185,913.20 : 49,778,869.80 = 29,784,690.80 : x - Step 2: Convert to fraction form
33,185,913.20/49,778,869.80 = 29,784,690.80/x - Step 3: Cross multiply
33,185,913.20x = 49,778,869.80 × 29,784,690.80 - Step 4: Simplify right side
33,185,913.20x = 1,482,648,245,366,457.75 - Step 5: Solve for x
x = 1,482,648,245,366,457.75/33,185,913.20 - Step 6: Final answer
x = 44,677,036.20
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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.