Finding the Fourth Proportional to 26,467,979.64, 39,702,000.68 and 8,272,270.18
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Solution
The fourth proportional to 26,467,979.64, 39,702,000.68 and 8,272,270.18 is: 12,408,415.03
Step by Step Solution
- Step 1: Write the proportion equation
26,467,979.64 : 39,702,000.68 = 8,272,270.18 : x - Step 2: Convert to fraction form
26,467,979.64/39,702,000.68 = 8,272,270.18/x - Step 3: Cross multiply
26,467,979.64x = 39,702,000.68 × 8,272,270.18 - Step 4: Simplify right side
26,467,979.64x = 328,425,676,311,503.69 - Step 5: Solve for x
x = 328,425,676,311,503.69/26,467,979.64 - Step 6: Final answer
x = 12,408,415.03
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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.