Finding the Fourth Proportional to 19,423,023.20, 27,141,844 and 19,423,023.20
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Solution
The fourth proportional to 19,423,023.20, 27,141,844 and 19,423,023.20 is: 27,141,844
Step by Step Solution
- Step 1: Write the proportion equation
19,423,023.20 : 27,141,844 = 19,423,023.20 : x - Step 2: Convert to fraction form
19,423,023.20/27,141,844 = 19,423,023.20/x - Step 3: Cross multiply
19,423,023.20x = 27,141,844 × 19,423,023.20 - Step 4: Simplify right side
19,423,023.20x = 527,176,665,702,780.75 - Step 5: Solve for x
x = 527,176,665,702,780.75/19,423,023.20 - Step 6: Final answer
x = 27,141,844
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.