Finding the Fourth Proportional to 54,979,164.84, 82,486,686.20 and 26,221,563.68
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Solution
The fourth proportional to 54,979,164.84, 82,486,686.20 and 26,221,563.68 is: 39,340,901.25
Step by Step Solution
- Step 1: Write the proportion equation
54,979,164.84 : 82,486,686.20 = 26,221,563.68 : x - Step 2: Convert to fraction form
54,979,164.84/82,486,686.20 = 26,221,563.68/x - Step 3: Cross multiply
54,979,164.84x = 82,486,686.20 × 26,221,563.68 - Step 4: Simplify right side
54,979,164.84x = 2,162,929,894,945,477.25 - Step 5: Solve for x
x = 2,162,929,894,945,477.25/54,979,164.84 - Step 6: Final answer
x = 39,340,901.25
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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.