Finding the Fourth Proportional to 39,932,636.22, 59,905,579.74 and 14,018,220
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Solution
The fourth proportional to 39,932,636.22, 59,905,579.74 and 14,018,220 is: 21,029,655.83
Step by Step Solution
- Step 1: Write the proportion equation
39,932,636.22 : 59,905,579.74 = 14,018,220 : x - Step 2: Convert to fraction form
39,932,636.22/59,905,579.74 = 14,018,220/x - Step 3: Cross multiply
39,932,636.22x = 59,905,579.74 × 14,018,220 - Step 4: Simplify right side
39,932,636.22x = 839,769,596,022,862.88 - Step 5: Solve for x
x = 839,769,596,022,862.88/39,932,636.22 - Step 6: Final answer
x = 21,029,655.83
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1.5x scale
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.