Finding the Fourth Proportional to 27,024,555.60, 40,537,095.84 and 21,619,779.12
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Solution
The fourth proportional to 27,024,555.60, 40,537,095.84 and 21,619,779.12 is: 32,429,878.63
Step by Step Solution
- Step 1: Write the proportion equation
27,024,555.60 : 40,537,095.84 = 21,619,779.12 : x - Step 2: Convert to fraction form
27,024,555.60/40,537,095.84 = 21,619,779.12/x - Step 3: Cross multiply
27,024,555.60x = 40,537,095.84 × 21,619,779.12 - Step 4: Simplify right side
27,024,555.60x = 876,403,058,227,071 - Step 5: Solve for x
x = 876,403,058,227,071/27,024,555.60 - Step 6: Final answer
x = 32,429,878.63
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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.