Finding the Fourth Proportional to 27,943,920.05, 41,831,899.28 and 16,578,518.45
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Solution
The fourth proportional to 27,943,920.05, 41,831,899.28 and 16,578,518.45 is: 24,817,953.70
Step by Step Solution
- Step 1: Write the proportion equation
27,943,920.05 : 41,831,899.28 = 16,578,518.45 : x - Step 2: Convert to fraction form
27,943,920.05/41,831,899.28 = 16,578,518.45/x - Step 3: Cross multiply
27,943,920.05x = 41,831,899.28 × 16,578,518.45 - Step 4: Simplify right side
27,943,920.05x = 693,510,913,929,129.12 - Step 5: Solve for x
x = 693,510,913,929,129.12/27,943,920.05 - Step 6: Final answer
x = 24,817,953.70
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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.