Finding the Fourth Proportional to 14,679,035.70, 22,018,553.55 and 13,970,447.70
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Solution
The fourth proportional to 14,679,035.70, 22,018,553.55 and 13,970,447.70 is: 20,955,671.55
Step by Step Solution
- Step 1: Write the proportion equation
14,679,035.70 : 22,018,553.55 = 13,970,447.70 : x - Step 2: Convert to fraction form
14,679,035.70/22,018,553.55 = 13,970,447.70/x - Step 3: Cross multiply
14,679,035.70x = 22,018,553.55 × 13,970,447.70 - Step 4: Simplify right side
14,679,035.70x = 307,609,050,799,924.31 - Step 5: Solve for x
x = 307,609,050,799,924.31/14,679,035.70 - Step 6: Final answer
x = 20,955,671.55
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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.