Finding the Fourth Proportional to 19,313,355.51, 26,652,408.95 and 10,611,506.68
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Solution
The fourth proportional to 19,313,355.51, 26,652,408.95 and 10,611,506.68 is: 14,643,867.32
Step by Step Solution
- Step 1: Write the proportion equation
19,313,355.51 : 26,652,408.95 = 10,611,506.68 : x - Step 2: Convert to fraction form
19,313,355.51/26,652,408.95 = 10,611,506.68/x - Step 3: Cross multiply
19,313,355.51x = 26,652,408.95 × 10,611,506.68 - Step 4: Simplify right side
19,313,355.51x = 282,822,215,570,914.56 - Step 5: Solve for x
x = 282,822,215,570,914.56/19,313,355.51 - Step 6: Final answer
x = 14,643,867.32
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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.