Finding the Fourth Proportional to 19,031,582.60, 26,263,518.36 and 10,329,754.76
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Solution
The fourth proportional to 19,031,582.60, 26,263,518.36 and 10,329,754.76 is: 14,255,025.95
Step by Step Solution
- Step 1: Write the proportion equation
19,031,582.60 : 26,263,518.36 = 10,329,754.76 : x - Step 2: Convert to fraction form
19,031,582.60/26,263,518.36 = 10,329,754.76/x - Step 3: Cross multiply
19,031,582.60x = 26,263,518.36 × 10,329,754.76 - Step 4: Simplify right side
19,031,582.60x = 271,295,703,793,557.38 - Step 5: Solve for x
x = 271,295,703,793,557.38/19,031,582.60 - Step 6: Final answer
x = 14,255,025.95
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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.