Finding the Fourth Proportional to 16,331,567.90, 24,497,351.85 and 7,828,511.90
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Solution
The fourth proportional to 16,331,567.90, 24,497,351.85 and 7,828,511.90 is: 11,742,767.85
Step by Step Solution
- Step 1: Write the proportion equation
16,331,567.90 : 24,497,351.85 = 7,828,511.90 : x - Step 2: Convert to fraction form
16,331,567.90/24,497,351.85 = 7,828,511.90/x - Step 3: Cross multiply
16,331,567.90x = 24,497,351.85 × 7,828,511.90 - Step 4: Simplify right side
16,331,567.90x = 191,777,810,476,212.03 - Step 5: Solve for x
x = 191,777,810,476,212.03/16,331,567.90 - Step 6: Final answer
x = 11,742,767.85
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Similar ratio
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1.5x scale
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.