Finding the Fourth Proportional to 19,031,708.37, 26,263,053.93 and 10,329,695.49
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Solution
The fourth proportional to 19,031,708.37, 26,263,053.93 and 10,329,695.49 is: 14,254,597.88
Step by Step Solution
- Step 1: Write the proportion equation
19,031,708.37 : 26,263,053.93 = 10,329,695.49 : x - Step 2: Convert to fraction form
19,031,708.37/26,263,053.93 = 10,329,695.49/x - Step 3: Cross multiply
19,031,708.37x = 26,263,053.93 × 10,329,695.49 - Step 4: Simplify right side
19,031,708.37x = 271,289,349,734,347.78 - Step 5: Solve for x
x = 271,289,349,734,347.78/19,031,708.37 - Step 6: Final answer
x = 14,254,597.88
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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.