Finding the Fourth Proportional to 19,719,617.03, 27,214,479.67 and 10,898,878.75
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Solution
The fourth proportional to 19,719,617.03, 27,214,479.67 and 10,898,878.75 is: 15,041,230.96
Step by Step Solution
- Step 1: Write the proportion equation
19,719,617.03 : 27,214,479.67 = 10,898,878.75 : x - Step 2: Convert to fraction form
19,719,617.03/27,214,479.67 = 10,898,878.75/x - Step 3: Cross multiply
19,719,617.03x = 27,214,479.67 × 10,898,878.75 - Step 4: Simplify right side
19,719,617.03x = 296,607,314,072,386.62 - Step 5: Solve for x
x = 296,607,314,072,386.62/19,719,617.03 - Step 6: Final answer
x = 15,041,230.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.