Finding the Fourth Proportional to 8,663,293.58, 11,955,486.14 and 4,742,983.55
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Solution
The fourth proportional to 8,663,293.58, 11,955,486.14 and 4,742,983.55 is: 6,545,394.49
Step by Step Solution
- Step 1: Write the proportion equation
8,663,293.58 : 11,955,486.14 = 4,742,983.55 : x - Step 2: Convert to fraction form
8,663,293.58/11,955,486.14 = 4,742,983.55/x - Step 3: Cross multiply
8,663,293.58x = 11,955,486.14 × 4,742,983.55 - Step 4: Simplify right side
8,663,293.58x = 56,704,674,010,780.65 - Step 5: Solve for x
x = 56,704,674,010,780.65/8,663,293.58 - Step 6: Final answer
x = 6,545,394.49
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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.