Finding the Fourth Proportional to 60,302,931.84, 83,232,826.56 and 34,212,721.68
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Solution
The fourth proportional to 60,302,931.84, 83,232,826.56 and 34,212,721.68 is: 47,221,941.67
Step by Step Solution
- Step 1: Write the proportion equation
60,302,931.84 : 83,232,826.56 = 34,212,721.68 : x - Step 2: Convert to fraction form
60,302,931.84/83,232,826.56 = 34,212,721.68/x - Step 3: Cross multiply
60,302,931.84x = 83,232,826.56 × 34,212,721.68 - Step 4: Simplify right side
60,302,931.84x = 2,847,621,529,736,992 - Step 5: Solve for x
x = 2,847,621,529,736,992/60,302,931.84 - Step 6: Final answer
x = 47,221,941.67
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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.