Finding the Fourth Proportional to 7,547,420.16, 11,303,883.36 and 5,924,494.80
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Solution
The fourth proportional to 7,547,420.16, 11,303,883.36 and 5,924,494.80 is: 8,873,203.92
Step by Step Solution
- Step 1: Write the proportion equation
7,547,420.16 : 11,303,883.36 = 5,924,494.80 : x - Step 2: Convert to fraction form
7,547,420.16/11,303,883.36 = 5,924,494.80/x - Step 3: Cross multiply
7,547,420.16x = 11,303,883.36 × 5,924,494.80 - Step 4: Simplify right side
7,547,420.16x = 66,969,798,186,126.52 - Step 5: Solve for x
x = 66,969,798,186,126.52/7,547,420.16 - Step 6: Final answer
x = 8,873,203.92
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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.