Finding the Fourth Proportional to 15,486,774.60, 23,209,235.76 and 5,896,921.75
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Solution
The fourth proportional to 15,486,774.60, 23,209,235.76 and 5,896,921.75 is: 8,837,414.55
Step by Step Solution
- Step 1: Write the proportion equation
15,486,774.60 : 23,209,235.76 = 5,896,921.75 : x - Step 2: Convert to fraction form
15,486,774.60/23,209,235.76 = 5,896,921.75/x - Step 3: Cross multiply
15,486,774.60x = 23,209,235.76 × 5,896,921.75 - Step 4: Simplify right side
15,486,774.60x = 136,863,047,240,373.02 - Step 5: Solve for x
x = 136,863,047,240,373.02/15,486,774.60 - Step 6: Final answer
x = 8,837,414.55
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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.