Finding the Fourth Proportional to 40,674,479.04, 56,117,124.68 and 23,030,970.75
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Solution
The fourth proportional to 40,674,479.04, 56,117,124.68 and 23,030,970.75 is: 31,775,007.02
Step by Step Solution
- Step 1: Write the proportion equation
40,674,479.04 : 56,117,124.68 = 23,030,970.75 : x - Step 2: Convert to fraction form
40,674,479.04/56,117,124.68 = 23,030,970.75/x - Step 3: Cross multiply
40,674,479.04x = 56,117,124.68 × 23,030,970.75 - Step 4: Simplify right side
40,674,479.04x = 1,292,431,856,964,028.25 - Step 5: Solve for x
x = 1,292,431,856,964,028.25/40,674,479.04 - Step 6: Final answer
x = 31,775,007.02
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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.