Finding the Fourth Proportional to 9,621,079.68, 13,272,056.18 and 5,948,822.36
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Solution
The fourth proportional to 9,621,079.68, 13,272,056.18 and 5,948,822.36 is: 8,206,262.41
Step by Step Solution
- Step 1: Write the proportion equation
9,621,079.68 : 13,272,056.18 = 5,948,822.36 : x - Step 2: Convert to fraction form
9,621,079.68/13,272,056.18 = 5,948,822.36/x - Step 3: Cross multiply
9,621,079.68x = 13,272,056.18 × 5,948,822.36 - Step 4: Simplify right side
9,621,079.68x = 78,953,104,566,760.19 - Step 5: Solve for x
x = 78,953,104,566,760.19/9,621,079.68 - Step 6: Final answer
x = 8,206,262.41
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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.