Finding the Fourth Proportional to 38,130,202.57, 52,645,017.36 and 29,293,916.41
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Solution
The fourth proportional to 38,130,202.57, 52,645,017.36 and 29,293,916.41 is: 40,445,070.68
Step by Step Solution
- Step 1: Write the proportion equation
38,130,202.57 : 52,645,017.36 = 29,293,916.41 : x - Step 2: Convert to fraction form
38,130,202.57/52,645,017.36 = 29,293,916.41/x - Step 3: Cross multiply
38,130,202.57x = 52,645,017.36 × 29,293,916.41 - Step 4: Simplify right side
38,130,202.57x = 1,542,178,737,946,838.75 - Step 5: Solve for x
x = 1,542,178,737,946,838.75/38,130,202.57 - Step 6: Final answer
x = 40,445,070.68
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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.