Finding the Fourth Proportional to 27,395,751.78, 37,808,264.97 and 15,173,746.02
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Solution
The fourth proportional to 27,395,751.78, 37,808,264.97 and 15,173,746.02 is: 20,940,947.88
Step by Step Solution
- Step 1: Write the proportion equation
27,395,751.78 : 37,808,264.97 = 15,173,746.02 : x - Step 2: Convert to fraction form
27,395,751.78/37,808,264.97 = 15,173,746.02/x - Step 3: Cross multiply
27,395,751.78x = 37,808,264.97 × 15,173,746.02 - Step 4: Simplify right side
27,395,751.78x = 573,693,010,111,642.88 - Step 5: Solve for x
x = 573,693,010,111,642.88/27,395,751.78 - Step 6: Final answer
x = 20,940,947.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.