Finding the Fourth Proportional to 42,859,999.08, 64,289,823.66 and 15,566,239.08
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Solution
The fourth proportional to 42,859,999.08, 64,289,823.66 and 15,566,239.08 is: 23,349,295.08
Step by Step Solution
- Step 1: Write the proportion equation
42,859,999.08 : 64,289,823.66 = 15,566,239.08 : x - Step 2: Convert to fraction form
42,859,999.08/64,289,823.66 = 15,566,239.08/x - Step 3: Cross multiply
42,859,999.08x = 64,289,823.66 × 15,566,239.08 - Step 4: Simplify right side
42,859,999.08x = 1,000,750,765,502,600.62 - Step 5: Solve for x
x = 1,000,750,765,502,600.62/42,859,999.08 - Step 6: Final answer
x = 23,349,295.08
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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.