Finding the Fourth Proportional to 26,990,065.49, 37,207,551.08 and 19,241,655.71
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Solution
The fourth proportional to 26,990,065.49, 37,207,551.08 and 19,241,655.71 is: 26,525,867.01
Step by Step Solution
- Step 1: Write the proportion equation
26,990,065.49 : 37,207,551.08 = 19,241,655.71 : x - Step 2: Convert to fraction form
26,990,065.49/37,207,551.08 = 19,241,655.71/x - Step 3: Cross multiply
26,990,065.49x = 37,207,551.08 × 19,241,655.71 - Step 4: Simplify right side
26,990,065.49x = 715,934,887,555,665 - Step 5: Solve for x
x = 715,934,887,555,665/26,990,065.49 - Step 6: Final answer
x = 26,525,867.01
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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.