Finding the Fourth Proportional to 56,370,219.45, 84,534,588.72 and 19,472,722.80
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Solution
The fourth proportional to 56,370,219.45, 84,534,588.72 and 19,472,722.80 is: 29,201,919.55
Step by Step Solution
- Step 1: Write the proportion equation
56,370,219.45 : 84,534,588.72 = 19,472,722.80 : x - Step 2: Convert to fraction form
56,370,219.45/84,534,588.72 = 19,472,722.80/x - Step 3: Cross multiply
56,370,219.45x = 84,534,588.72 × 19,472,722.80 - Step 4: Simplify right side
56,370,219.45x = 1,646,118,613,156,566.75 - Step 5: Solve for x
x = 1,646,118,613,156,566.75/56,370,219.45 - Step 6: Final answer
x = 29,201,919.55
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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.