Finding the Fourth Proportional to 7,549,712.22, 11,313,370.56 and 5,545,370.46
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Solution
The fourth proportional to 7,549,712.22, 11,313,370.56 and 5,545,370.46 is: 8,309,830.77
Step by Step Solution
- Step 1: Write the proportion equation
7,549,712.22 : 11,313,370.56 = 5,545,370.46 : x - Step 2: Convert to fraction form
7,549,712.22/11,313,370.56 = 5,545,370.46/x - Step 3: Cross multiply
7,549,712.22x = 11,313,370.56 × 5,545,370.46 - Step 4: Simplify right side
7,549,712.22x = 62,736,830,906,457.66 - Step 5: Solve for x
x = 62,736,830,906,457.66/7,549,712.22 - Step 6: Final answer
x = 8,309,830.77
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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.