Finding the Fourth Proportional to 10,695,298.32, 14,761,398.60 and 6,346,782.48
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Solution
The fourth proportional to 10,695,298.32, 14,761,398.60 and 6,346,782.48 is: 8,759,679.55
Step by Step Solution
- Step 1: Write the proportion equation
10,695,298.32 : 14,761,398.60 = 6,346,782.48 : x - Step 2: Convert to fraction form
10,695,298.32/14,761,398.60 = 6,346,782.48/x - Step 3: Cross multiply
10,695,298.32x = 14,761,398.60 × 6,346,782.48 - Step 4: Simplify right side
10,695,298.32x = 93,687,386,014,776.53 - Step 5: Solve for x
x = 93,687,386,014,776.53/10,695,298.32 - Step 6: Final answer
x = 8,759,679.55
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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.