Finding the Fourth Proportional to 23,435,721.66, 32,342,629.07 and 13,122,354.54
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Solution
The fourth proportional to 23,435,721.66, 32,342,629.07 and 13,122,354.54 is: 18,109,595.75
Step by Step Solution
- Step 1: Write the proportion equation
23,435,721.66 : 32,342,629.07 = 13,122,354.54 : x - Step 2: Convert to fraction form
23,435,721.66/32,342,629.07 = 13,122,354.54/x - Step 3: Cross multiply
23,435,721.66x = 32,342,629.07 × 13,122,354.54 - Step 4: Simplify right side
23,435,721.66x = 424,411,445,184,925.56 - Step 5: Solve for x
x = 424,411,445,184,925.56/23,435,721.66 - Step 6: Final answer
x = 18,109,595.75
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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.