Finding the Fourth Proportional to 10,378,317.04, 15,567,530.94 and 6,806,701.42
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Solution
The fourth proportional to 10,378,317.04, 15,567,530.94 and 6,806,701.42 is: 10,210,088.45
Step by Step Solution
- Step 1: Write the proportion equation
10,378,317.04 : 15,567,530.94 = 6,806,701.42 : x - Step 2: Convert to fraction form
10,378,317.04/15,567,530.94 = 6,806,701.42/x - Step 3: Cross multiply
10,378,317.04x = 15,567,530.94 × 6,806,701.42 - Step 4: Simplify right side
10,378,317.04x = 105,963,534,916,273.11 - Step 5: Solve for x
x = 105,963,534,916,273.11/10,378,317.04 - Step 6: Final answer
x = 10,210,088.45
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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.