Finding the Fourth Proportional to 14,781,149.98, 22,140,807.40 and 11,886,845.02
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Solution
The fourth proportional to 14,781,149.98, 22,140,807.40 and 11,886,845.02 is: 17,805,403.95
Step by Step Solution
- Step 1: Write the proportion equation
14,781,149.98 : 22,140,807.40 = 11,886,845.02 : x - Step 2: Convert to fraction form
14,781,149.98/22,140,807.40 = 11,886,845.02/x - Step 3: Cross multiply
14,781,149.98x = 22,140,807.40 × 11,886,845.02 - Step 4: Simplify right side
14,781,149.98x = 263,184,346,265,517.75 - Step 5: Solve for x
x = 263,184,346,265,517.75/14,781,149.98 - Step 6: Final answer
x = 17,805,403.95
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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.