Finding the Fourth Proportional to 8,249,347.35, 12,373,971.75 and 4,486,745.07
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Solution
The fourth proportional to 8,249,347.35, 12,373,971.75 and 4,486,745.07 is: 6,730,090.80
Step by Step Solution
- Step 1: Write the proportion equation
8,249,347.35 : 12,373,971.75 = 4,486,745.07 : x - Step 2: Convert to fraction form
8,249,347.35/12,373,971.75 = 4,486,745.07/x - Step 3: Cross multiply
8,249,347.35x = 12,373,971.75 × 4,486,745.07 - Step 4: Simplify right side
8,249,347.35x = 55,518,856,745,631.77 - Step 5: Solve for x
x = 55,518,856,745,631.77/8,249,347.35 - Step 6: Final answer
x = 6,730,090.80
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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.