Finding the Fourth Proportional to 6,668,417.99, 9,202,359.08 and 3,612,624.95
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Solution
The fourth proportional to 6,668,417.99, 9,202,359.08 and 3,612,624.95 is: 4,985,391.14
Step by Step Solution
- Step 1: Write the proportion equation
6,668,417.99 : 9,202,359.08 = 3,612,624.95 : x - Step 2: Convert to fraction form
6,668,417.99/9,202,359.08 = 3,612,624.95/x - Step 3: Cross multiply
6,668,417.99x = 9,202,359.08 × 3,612,624.95 - Step 4: Simplify right side
6,668,417.99x = 33,244,671,947,192.12 - Step 5: Solve for x
x = 33,244,671,947,192.12/6,668,417.99 - Step 6: Final answer
x = 4,985,391.14
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1.5x scale
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.