Finding the Fourth Proportional to 26,022,405.48, 35,911,130.67 and 14,420,162.58
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Solution
The fourth proportional to 26,022,405.48, 35,911,130.67 and 14,420,162.58 is: 19,899,941.34
Step by Step Solution
- Step 1: Write the proportion equation
26,022,405.48 : 35,911,130.67 = 14,420,162.58 : x - Step 2: Convert to fraction form
26,022,405.48/35,911,130.67 = 14,420,162.58/x - Step 3: Cross multiply
26,022,405.48x = 35,911,130.67 × 14,420,162.58 - Step 4: Simplify right side
26,022,405.48x = 517,844,342,693,024.38 - Step 5: Solve for x
x = 517,844,342,693,024.38/26,022,405.48 - Step 6: Final answer
x = 19,899,941.34
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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.