Finding the Fourth Proportional to 7,539,501.94, 10,408,126.44 and 4,641,377.02
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Solution
The fourth proportional to 7,539,501.94, 10,408,126.44 and 4,641,377.02 is: 6,407,324.95
Step by Step Solution
- Step 1: Write the proportion equation
7,539,501.94 : 10,408,126.44 = 4,641,377.02 : x - Step 2: Convert to fraction form
7,539,501.94/10,408,126.44 = 4,641,377.02/x - Step 3: Cross multiply
7,539,501.94x = 10,408,126.44 × 4,641,377.02 - Step 4: Simplify right side
7,539,501.94x = 48,308,038,879,870.40 - Step 5: Solve for x
x = 48,308,038,879,870.40/7,539,501.94 - Step 6: Final answer
x = 6,407,324.95
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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.