Finding the Fourth Proportional to 56,554,697.88, 84,838,690.44 and 20,168,261.82
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Solution
The fourth proportional to 56,554,697.88, 84,838,690.44 and 20,168,261.82 is: 30,254,761.95
Step by Step Solution
- Step 1: Write the proportion equation
56,554,697.88 : 84,838,690.44 = 20,168,261.82 : x - Step 2: Convert to fraction form
56,554,697.88/84,838,690.44 = 20,168,261.82/x - Step 3: Cross multiply
56,554,697.88x = 84,838,690.44 × 20,168,261.82 - Step 4: Simplify right side
56,554,697.88x = 1,711,048,921,259,851 - Step 5: Solve for x
x = 1,711,048,921,259,851/56,554,697.88 - Step 6: Final answer
x = 30,254,761.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.