Finding the Fourth Proportional to 10,559,862.75, 14,572,610.60 and 5,730,966.75
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Solution
The fourth proportional to 10,559,862.75, 14,572,610.60 and 5,730,966.75 is: 7,908,734.12
Step by Step Solution
- Step 1: Write the proportion equation
10,559,862.75 : 14,572,610.60 = 5,730,966.75 : x - Step 2: Convert to fraction form
10,559,862.75/14,572,610.60 = 5,730,966.75/x - Step 3: Cross multiply
10,559,862.75x = 14,572,610.60 × 5,730,966.75 - Step 4: Simplify right side
10,559,862.75x = 83,515,146,780,642.72 - Step 5: Solve for x
x = 83,515,146,780,642.72/10,559,862.75 - Step 6: Final answer
x = 7,908,734.12
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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.