Finding the Fourth Proportional to 19,549,863.16, 26,977,514.70 and 10,847,484.28
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Solution
The fourth proportional to 19,549,863.16, 26,977,514.70 and 10,847,484.28 is: 14,968,808.95
Step by Step Solution
- Step 1: Write the proportion equation
19,549,863.16 : 26,977,514.70 = 10,847,484.28 : x - Step 2: Convert to fraction form
19,549,863.16/26,977,514.70 = 10,847,484.28/x - Step 3: Cross multiply
19,549,863.16x = 26,977,514.70 × 10,847,484.28 - Step 4: Simplify right side
19,549,863.16x = 292,638,166,621,718.88 - Step 5: Solve for x
x = 292,638,166,621,718.88/19,549,863.16 - Step 6: Final answer
x = 14,968,808.95
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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.