Finding the Fourth Proportional to 56,075,948.76, 84,113,246.16 and 14,573,148.60
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Solution
The fourth proportional to 56,075,948.76, 84,113,246.16 and 14,573,148.60 is: 21,859,546.96
Step by Step Solution
- Step 1: Write the proportion equation
56,075,948.76 : 84,113,246.16 = 14,573,148.60 : x - Step 2: Convert to fraction form
56,075,948.76/84,113,246.16 = 14,573,148.60/x - Step 3: Cross multiply
56,075,948.76x = 84,113,246.16 × 14,573,148.60 - Step 4: Simplify right side
56,075,948.76x = 1,225,794,835,518,059.25 - Step 5: Solve for x
x = 1,225,794,835,518,059.25/56,075,948.76 - Step 6: Final answer
x = 21,859,546.96
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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.