Finding the Fourth Proportional to 19,785,257.22, 29,634,036.47 and 15,202,573.68
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Solution
The fourth proportional to 19,785,257.22, 29,634,036.47 and 15,202,573.68 is: 22,770,167.59
Step by Step Solution
- Step 1: Write the proportion equation
19,785,257.22 : 29,634,036.47 = 15,202,573.68 : x - Step 2: Convert to fraction form
19,785,257.22/29,634,036.47 = 15,202,573.68/x - Step 3: Cross multiply
19,785,257.22x = 29,634,036.47 × 15,202,573.68 - Step 4: Simplify right side
19,785,257.22x = 450,513,622,646,799.06 - Step 5: Solve for x
x = 450,513,622,646,799.06/19,785,257.22 - Step 6: Final answer
x = 22,770,167.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.