Finding the Fourth Proportional to 51,258,894.28, 70,737,461.58 and 27,737,431.23
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Solution
The fourth proportional to 51,258,894.28, 70,737,461.58 and 27,737,431.23 is: 38,277,756.54
Step by Step Solution
- Step 1: Write the proportion equation
51,258,894.28 : 70,737,461.58 = 27,737,431.23 : x - Step 2: Convert to fraction form
51,258,894.28/70,737,461.58 = 27,737,431.23/x - Step 3: Cross multiply
51,258,894.28x = 70,737,461.58 × 27,737,431.23 - Step 4: Simplify right side
51,258,894.28x = 1,962,075,475,960,017.25 - Step 5: Solve for x
x = 1,962,075,475,960,017.25/51,258,894.28 - Step 6: Final answer
x = 38,277,756.54
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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.