Finding the Fourth Proportional to 10,386,898.05, 14,335,699.23 and 6,038,506.65
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Solution
The fourth proportional to 10,386,898.05, 14,335,699.23 and 6,038,506.65 is: 8,334,173.95
Step by Step Solution
- Step 1: Write the proportion equation
10,386,898.05 : 14,335,699.23 = 6,038,506.65 : x - Step 2: Convert to fraction form
10,386,898.05/14,335,699.23 = 6,038,506.65/x - Step 3: Cross multiply
10,386,898.05x = 14,335,699.23 × 6,038,506.65 - Step 4: Simplify right side
10,386,898.05x = 86,566,215,132,754.89 - Step 5: Solve for x
x = 86,566,215,132,754.89/10,386,898.05 - Step 6: Final answer
x = 8,334,173.95
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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.