Finding the Fourth Proportional to 19,674,783.04, 27,151,248.80 and 10,973,519.28
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Solution
The fourth proportional to 19,674,783.04, 27,151,248.80 and 10,973,519.28 is: 15,143,483.49
Step by Step Solution
- Step 1: Write the proportion equation
19,674,783.04 : 27,151,248.80 = 10,973,519.28 : x - Step 2: Convert to fraction form
19,674,783.04/27,151,248.80 = 10,973,519.28/x - Step 3: Cross multiply
19,674,783.04x = 27,151,248.80 × 10,973,519.28 - Step 4: Simplify right side
19,674,783.04x = 297,944,752,182,876.88 - Step 5: Solve for x
x = 297,944,752,182,876.88/19,674,783.04 - Step 6: Final answer
x = 15,143,483.49
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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.