Finding the Fourth Proportional to 9,038,082.75, 12,472,652.61 and 4,963,701.75
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Solution
The fourth proportional to 9,038,082.75, 12,472,652.61 and 4,963,701.75 is: 6,849,962.46
Step by Step Solution
- Step 1: Write the proportion equation
9,038,082.75 : 12,472,652.61 = 4,963,701.75 : x - Step 2: Convert to fraction form
9,038,082.75/12,472,652.61 = 4,963,701.75/x - Step 3: Cross multiply
9,038,082.75x = 12,472,652.61 × 4,963,701.75 - Step 4: Simplify right side
9,038,082.75x = 61,910,527,587,399.06 - Step 5: Solve for x
x = 61,910,527,587,399.06/9,038,082.75 - Step 6: Final answer
x = 6,849,962.46
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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.