Finding the Fourth Proportional to 7,549,491.20, 10,417,925.97 and 4,285,877.67
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Solution
The fourth proportional to 7,549,491.20, 10,417,925.97 and 4,285,877.67 is: 5,914,300.07
Step by Step Solution
- Step 1: Write the proportion equation
7,549,491.20 : 10,417,925.97 = 4,285,877.67 : x - Step 2: Convert to fraction form
7,549,491.20/10,417,925.97 = 4,285,877.67/x - Step 3: Cross multiply
7,549,491.20x = 10,417,925.97 × 4,285,877.67 - Step 4: Simplify right side
7,549,491.20x = 44,649,956,282,536.09 - Step 5: Solve for x
x = 44,649,956,282,536.09/7,549,491.20 - Step 6: Final answer
x = 5,914,300.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.