Finding the Fourth Proportional to 57,216,897.23, 85,817,261.30 and 18,350,298.07
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Solution
The fourth proportional to 57,216,897.23, 85,817,261.30 and 18,350,298.07 is: 27,522,854.27
Step by Step Solution
- Step 1: Write the proportion equation
57,216,897.23 : 85,817,261.30 = 18,350,298.07 : x - Step 2: Convert to fraction form
57,216,897.23/85,817,261.30 = 18,350,298.07/x - Step 3: Cross multiply
57,216,897.23x = 85,817,261.30 × 18,350,298.07 - Step 4: Simplify right side
57,216,897.23x = 1,574,772,324,099,781 - Step 5: Solve for x
x = 1,574,772,324,099,781/57,216,897.23 - Step 6: Final answer
x = 27,522,854.27
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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.