Finding the Fourth Proportional to 11,069,875.24, 15,276,807.12 and 6,423,310.24
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Solution
The fourth proportional to 11,069,875.24, 15,276,807.12 and 6,423,310.24 is: 8,864,388.21
Step by Step Solution
- Step 1: Write the proportion equation
11,069,875.24 : 15,276,807.12 = 6,423,310.24 : x - Step 2: Convert to fraction form
11,069,875.24/15,276,807.12 = 6,423,310.24/x - Step 3: Cross multiply
11,069,875.24x = 15,276,807.12 × 6,423,310.24 - Step 4: Simplify right side
11,069,875.24x = 98,127,671,608,400.91 - Step 5: Solve for x
x = 98,127,671,608,400.91/11,069,875.24 - Step 6: Final answer
x = 8,864,388.21
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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.