Finding the Fourth Proportional to 39,693,611.70, 59,547,415.95 and 14,149,451.70
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Solution
The fourth proportional to 39,693,611.70, 59,547,415.95 and 14,149,451.70 is: 21,226,672.25
Step by Step Solution
- Step 1: Write the proportion equation
39,693,611.70 : 59,547,415.95 = 14,149,451.70 : x - Step 2: Convert to fraction form
39,693,611.70/59,547,415.95 = 14,149,451.70/x - Step 3: Cross multiply
39,693,611.70x = 59,547,415.95 × 14,149,451.70 - Step 4: Simplify right side
39,693,611.70x = 842,563,285,844,334.62 - Step 5: Solve for x
x = 842,563,285,844,334.62/39,693,611.70 - Step 6: Final answer
x = 21,226,672.25
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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.