Finding the Fourth Proportional to 9,928,799.19, 14,893,534.77 and 2,642,266.12
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Solution
The fourth proportional to 9,928,799.19, 14,893,534.77 and 2,642,266.12 is: 3,963,488.59
Step by Step Solution
- Step 1: Write the proportion equation
9,928,799.19 : 14,893,534.77 = 2,642,266.12 : x - Step 2: Convert to fraction form
9,928,799.19/14,893,534.77 = 2,642,266.12/x - Step 3: Cross multiply
9,928,799.19x = 14,893,534.77 × 2,642,266.12 - Step 4: Simplify right side
9,928,799.19x = 39,352,682,332,891.48 - Step 5: Solve for x
x = 39,352,682,332,891.48/9,928,799.19 - Step 6: Final answer
x = 3,963,488.59
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1.5x scale
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.