Finding the Fourth Proportional to 40,877,734.64, 56,409,374.64 and 23,461,821.68
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Solution
The fourth proportional to 40,877,734.64, 56,409,374.64 and 23,461,821.68 is: 32,376,223.89
Step by Step Solution
- Step 1: Write the proportion equation
40,877,734.64 : 56,409,374.64 = 23,461,821.68 : x - Step 2: Convert to fraction form
40,877,734.64/56,409,374.64 = 23,461,821.68/x - Step 3: Cross multiply
40,877,734.64x = 56,409,374.64 × 23,461,821.68 - Step 4: Simplify right side
40,877,734.64x = 1,323,466,688,883,994.25 - Step 5: Solve for x
x = 1,323,466,688,883,994.25/40,877,734.64 - Step 6: Final answer
x = 32,376,223.89
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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.