Finding the Fourth Proportional to 35,634,389.53, 53,471,802.72 and 19,239,454.12
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Solution
The fourth proportional to 35,634,389.53, 53,471,802.72 and 19,239,454.12 is: 28,870,097.36
Step by Step Solution
- Step 1: Write the proportion equation
35,634,389.53 : 53,471,802.72 = 19,239,454.12 : x - Step 2: Convert to fraction form
35,634,389.53/53,471,802.72 = 19,239,454.12/x - Step 3: Cross multiply
35,634,389.53x = 53,471,802.72 × 19,239,454.12 - Step 4: Simplify right side
35,634,389.53x = 1,028,768,295,145,131.25 - Step 5: Solve for x
x = 1,028,768,295,145,131.25/35,634,389.53 - Step 6: Final answer
x = 28,870,097.36
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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.