Finding the Fourth Proportional to 26,653,279.62, 39,982,359.28 and 7,483,907.36
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Solution
The fourth proportional to 26,653,279.62, 39,982,359.28 and 7,483,907.36 is: 11,226,546.12
Step by Step Solution
- Step 1: Write the proportion equation
26,653,279.62 : 39,982,359.28 = 7,483,907.36 : x - Step 2: Convert to fraction form
26,653,279.62/39,982,359.28 = 7,483,907.36/x - Step 3: Cross multiply
26,653,279.62x = 39,982,359.28 × 7,483,907.36 - Step 4: Simplify right side
26,653,279.62x = 299,224,272,885,756.31 - Step 5: Solve for x
x = 299,224,272,885,756.31/26,653,279.62 - Step 6: Final answer
x = 11,226,546.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.