Finding the Fourth Proportional to 19,031,227.50, 26,263,122.81 and 10,329,403.29
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Solution
The fourth proportional to 19,031,227.50, 26,263,122.81 and 10,329,403.29 is: 14,254,592.20
Step by Step Solution
- Step 1: Write the proportion equation
19,031,227.50 : 26,263,122.81 = 10,329,403.29 : x - Step 2: Convert to fraction form
19,031,227.50/26,263,122.81 = 10,329,403.29/x - Step 3: Cross multiply
19,031,227.50x = 26,263,122.81 × 10,329,403.29 - Step 4: Simplify right side
19,031,227.50x = 271,282,387,159,288 - Step 5: Solve for x
x = 271,282,387,159,288/19,031,227.50 - Step 6: Final answer
x = 14,254,592.20
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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.