Finding the Fourth Proportional to 48,343,215.80, 72,514,823.70 and 16,430,511.80
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Solution
The fourth proportional to 48,343,215.80, 72,514,823.70 and 16,430,511.80 is: 24,645,767.70
Step by Step Solution
- Step 1: Write the proportion equation
48,343,215.80 : 72,514,823.70 = 16,430,511.80 : x - Step 2: Convert to fraction form
48,343,215.80/72,514,823.70 = 16,430,511.80/x - Step 3: Cross multiply
48,343,215.80x = 72,514,823.70 × 16,430,511.80 - Step 4: Simplify right side
48,343,215.80x = 1,191,455,666,477,769.75 - Step 5: Solve for x
x = 1,191,455,666,477,769.75/48,343,215.80 - Step 6: Final answer
x = 24,645,767.70
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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.