Finding the Fourth Proportional to 7,058,373.75, 10,583,289.49 and 3,167,117.55
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Solution
The fourth proportional to 7,058,373.75, 10,583,289.49 and 3,167,117.55 is: 4,748,759.85
Step by Step Solution
- Step 1: Write the proportion equation
7,058,373.75 : 10,583,289.49 = 3,167,117.55 : x - Step 2: Convert to fraction form
7,058,373.75/10,583,289.49 = 3,167,117.55/x - Step 3: Cross multiply
7,058,373.75x = 10,583,289.49 × 3,167,117.55 - Step 4: Simplify right side
7,058,373.75x = 33,518,521,880,509.55 - Step 5: Solve for x
x = 33,518,521,880,509.55/7,058,373.75 - Step 6: Final answer
x = 4,748,759.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.