Finding the Fourth Proportional to 53,803,185.36, 80,698,816.44 and 19,258,207.44
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Solution
The fourth proportional to 53,803,185.36, 80,698,816.44 and 19,258,207.44 is: 28,885,177.28
Step by Step Solution
- Step 1: Write the proportion equation
53,803,185.36 : 80,698,816.44 = 19,258,207.44 : x - Step 2: Convert to fraction form
53,803,185.36/80,698,816.44 = 19,258,207.44/x - Step 3: Cross multiply
53,803,185.36x = 80,698,816.44 × 19,258,207.44 - Step 4: Simplify right side
53,803,185.36x = 1,554,114,547,164,002.50 - Step 5: Solve for x
x = 1,554,114,547,164,002.50/53,803,185.36 - Step 6: Final answer
x = 28,885,177.28
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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.