Finding the Fourth Proportional to 9,358,979.68, 14,038,282.61 and 4,240,455.63
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Solution
The fourth proportional to 9,358,979.68, 14,038,282.61 and 4,240,455.63 is: 6,360,598.75
Step by Step Solution
- Step 1: Write the proportion equation
9,358,979.68 : 14,038,282.61 = 4,240,455.63 : x - Step 2: Convert to fraction form
9,358,979.68/14,038,282.61 = 4,240,455.63/x - Step 3: Cross multiply
9,358,979.68x = 14,038,282.61 × 4,240,455.63 - Step 4: Simplify right side
9,358,979.68x = 59,528,714,498,715.73 - Step 5: Solve for x
x = 59,528,714,498,715.73/9,358,979.68 - Step 6: Final answer
x = 6,360,598.75
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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.