Finding the Fourth Proportional to 9,781,781.10, 14,673,319.65 and 2,593,214.70
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Solution
The fourth proportional to 9,781,781.10, 14,673,319.65 and 2,593,214.70 is: 3,889,993.84
Step by Step Solution
- Step 1: Write the proportion equation
9,781,781.10 : 14,673,319.65 = 2,593,214.70 : x - Step 2: Convert to fraction form
9,781,781.10/14,673,319.65 = 2,593,214.70/x - Step 3: Cross multiply
9,781,781.10x = 14,673,319.65 × 2,593,214.70 - Step 4: Simplify right side
9,781,781.10x = 38,051,068,214,178.86 - Step 5: Solve for x
x = 38,051,068,214,178.86/9,781,781.10 - Step 6: Final answer
x = 3,889,993.84
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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.