Finding the Fourth Proportional to 10,366,298.78, 15,549,448.16 and 6,596,493.98
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Solution
The fourth proportional to 10,366,298.78, 15,549,448.16 and 6,596,493.98 is: 9,894,740.96
Step by Step Solution
- Step 1: Write the proportion equation
10,366,298.78 : 15,549,448.16 = 6,596,493.98 : x - Step 2: Convert to fraction form
10,366,298.78/15,549,448.16 = 6,596,493.98/x - Step 3: Cross multiply
10,366,298.78x = 15,549,448.16 × 6,596,493.98 - Step 4: Simplify right side
10,366,298.78x = 102,571,841,118,506.06 - Step 5: Solve for x
x = 102,571,841,118,506.06/10,366,298.78 - Step 6: Final answer
x = 9,894,740.96
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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.