Finding the Fourth Proportional to 73,346,118.30, 101,089,521.99 and 53,725,306.86
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Solution
The fourth proportional to 73,346,118.30, 101,089,521.99 and 53,725,306.86 is: 74,047,075.91
Step by Step Solution
- Step 1: Write the proportion equation
73,346,118.30 : 101,089,521.99 = 53,725,306.86 : x - Step 2: Convert to fraction form
73,346,118.30/101,089,521.99 = 53,725,306.86/x - Step 3: Cross multiply
73,346,118.30x = 101,089,521.99 × 53,725,306.86 - Step 4: Simplify right side
73,346,118.30x = 5,431,065,589,243,468 - Step 5: Solve for x
x = 5,431,065,589,243,468/73,346,118.30 - Step 6: Final answer
x = 74,047,075.91
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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.