Finding the Fourth Proportional to 32,598,041.76, 44,966,565.36 and 20,353,641.12
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Solution
The fourth proportional to 32,598,041.76, 44,966,565.36 and 20,353,641.12 is: 28,076,328.65
Step by Step Solution
- Step 1: Write the proportion equation
32,598,041.76 : 44,966,565.36 = 20,353,641.12 : x - Step 2: Convert to fraction form
32,598,041.76/44,966,565.36 = 20,353,641.12/x - Step 3: Cross multiply
32,598,041.76x = 44,966,565.36 × 20,353,641.12 - Step 4: Simplify right side
32,598,041.76x = 915,233,333,736,463.62 - Step 5: Solve for x
x = 915,233,333,736,463.62/32,598,041.76 - Step 6: Final answer
x = 28,076,328.65
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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.