Finding the Fourth Proportional to 10,564,943.22, 14,579,589.12 and 5,855,638.98
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Solution
The fourth proportional to 10,564,943.22, 14,579,589.12 and 5,855,638.98 is: 8,080,763.77
Step by Step Solution
- Step 1: Write the proportion equation
10,564,943.22 : 14,579,589.12 = 5,855,638.98 : x - Step 2: Convert to fraction form
10,564,943.22/14,579,589.12 = 5,855,638.98/x - Step 3: Cross multiply
10,564,943.22x = 14,579,589.12 × 5,855,638.98 - Step 4: Simplify right side
10,564,943.22x = 85,372,810,363,455.91 - Step 5: Solve for x
x = 85,372,810,363,455.91/10,564,943.22 - Step 6: Final answer
x = 8,080,763.77
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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.