Finding the Fourth Proportional to 57,256,471.70, 85,828,720.35 and 51,209,854.10
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Solution
The fourth proportional to 57,256,471.70, 85,828,720.35 and 51,209,854.10 is: 76,764,706.53
Step by Step Solution
- Step 1: Write the proportion equation
57,256,471.70 : 85,828,720.35 = 51,209,854.10 : x - Step 2: Convert to fraction form
57,256,471.70/85,828,720.35 = 51,209,854.10/x - Step 3: Cross multiply
57,256,471.70x = 85,828,720.35 × 51,209,854.10 - Step 4: Simplify right side
57,256,471.70x = 4,395,276,246,713,201 - Step 5: Solve for x
x = 4,395,276,246,713,201/57,256,471.70 - Step 6: Final answer
x = 76,764,706.53
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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.