Finding the Fourth Proportional to 39,005,636.84, 58,512,326.30 and 14,420,007.98
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Solution
The fourth proportional to 39,005,636.84, 58,512,326.30 and 14,420,007.98 is: 21,631,443.06
Step by Step Solution
- Step 1: Write the proportion equation
39,005,636.84 : 58,512,326.30 = 14,420,007.98 : x - Step 2: Convert to fraction form
39,005,636.84/58,512,326.30 = 14,420,007.98/x - Step 3: Cross multiply
39,005,636.84x = 58,512,326.30 × 14,420,007.98 - Step 4: Simplify right side
39,005,636.84x = 843,748,212,174,363.88 - Step 5: Solve for x
x = 843,748,212,174,363.88/39,005,636.84 - Step 6: Final answer
x = 21,631,443.06
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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.