Finding the Fourth Proportional to 19,330,209.57, 26,674,971.80 and 10,627,864.41
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Solution
The fourth proportional to 19,330,209.57, 26,674,971.80 and 10,627,864.41 is: 14,666,058.45
Step by Step Solution
- Step 1: Write the proportion equation
19,330,209.57 : 26,674,971.80 = 10,627,864.41 : x - Step 2: Convert to fraction form
19,330,209.57/26,674,971.80 = 10,627,864.41/x - Step 3: Cross multiply
19,330,209.57x = 26,674,971.80 × 10,627,864.41 - Step 4: Simplify right side
19,330,209.57x = 283,497,983,377,834.31 - Step 5: Solve for x
x = 283,497,983,377,834.31/19,330,209.57 - Step 6: Final answer
x = 14,666,058.45
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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.