Finding the Fourth Proportional to 19,879,743.80, 29,819,656.71 and 5,502,854.14
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Solution
The fourth proportional to 19,879,743.80, 29,819,656.71 and 5,502,854.14 is: 8,254,292.56
Step by Step Solution
- Step 1: Write the proportion equation
19,879,743.80 : 29,819,656.71 = 5,502,854.14 : x - Step 2: Convert to fraction form
19,879,743.80/29,819,656.71 = 5,502,854.14/x - Step 3: Cross multiply
19,879,743.80x = 29,819,656.71 × 5,502,854.14 - Step 4: Simplify right side
19,879,743.80x = 164,093,221,305,453.16 - Step 5: Solve for x
x = 164,093,221,305,453.16/19,879,743.80 - Step 6: Final answer
x = 8,254,292.56
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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.