Finding the Fourth Proportional to 53,106,405.24, 79,673,783.28 and 19,031,195.64
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Solution
The fourth proportional to 53,106,405.24, 79,673,783.28 and 19,031,195.64 is: 28,551,873.36
Step by Step Solution
- Step 1: Write the proportion equation
53,106,405.24 : 79,673,783.28 = 19,031,195.64 : x - Step 2: Convert to fraction form
53,106,405.24/79,673,783.28 = 19,031,195.64/x - Step 3: Cross multiply
53,106,405.24x = 79,673,783.28 × 19,031,195.64 - Step 4: Simplify right side
53,106,405.24x = 1,516,287,356,980,641 - Step 5: Solve for x
x = 1,516,287,356,980,641/53,106,405.24 - Step 6: Final answer
x = 28,551,873.36
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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.