Finding the Fourth Proportional to 7,779,903.26, 10,736,260.16 and 4,295,246.81
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Solution
The fourth proportional to 7,779,903.26, 10,736,260.16 and 4,295,246.81 is: 5,927,437.09
Step by Step Solution
- Step 1: Write the proportion equation
7,779,903.26 : 10,736,260.16 = 4,295,246.81 : x - Step 2: Convert to fraction form
7,779,903.26/10,736,260.16 = 4,295,246.81/x - Step 3: Cross multiply
7,779,903.26x = 10,736,260.16 × 4,295,246.81 - Step 4: Simplify right side
7,779,903.26x = 46,114,887,128,412.55 - Step 5: Solve for x
x = 46,114,887,128,412.55/7,779,903.26 - Step 6: Final answer
x = 5,927,437.09
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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.