Finding the Fourth Proportional to 40,674,038.64, 56,106,742.68 and 24,367,066.80
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Solution
The fourth proportional to 40,674,038.64, 56,106,742.68 and 24,367,066.80 is: 33,612,515.32
Step by Step Solution
- Step 1: Write the proportion equation
40,674,038.64 : 56,106,742.68 = 24,367,066.80 : x - Step 2: Convert to fraction form
40,674,038.64/56,106,742.68 = 24,367,066.80/x - Step 3: Cross multiply
40,674,038.64x = 56,106,742.68 × 24,367,066.80 - Step 4: Simplify right side
40,674,038.64x = 1,367,156,746,813,971 - Step 5: Solve for x
x = 1,367,156,746,813,971/40,674,038.64 - Step 6: Final answer
x = 33,612,515.32
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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.