Finding the Fourth Proportional to 71,058,753.99, 106,598,298.63 and 21,878,768.46
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Solution
The fourth proportional to 71,058,753.99, 106,598,298.63 and 21,878,768.46 is: 32,821,283.28
Step by Step Solution
- Step 1: Write the proportion equation
71,058,753.99 : 106,598,298.63 = 21,878,768.46 : x - Step 2: Convert to fraction form
71,058,753.99/106,598,298.63 = 21,878,768.46/x - Step 3: Cross multiply
71,058,753.99x = 106,598,298.63 × 21,878,768.46 - Step 4: Simplify right side
71,058,753.99x = 2,332,239,493,955,705 - Step 5: Solve for x
x = 2,332,239,493,955,705/71,058,753.99 - Step 6: Final answer
x = 32,821,283.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.