Finding the Fourth Proportional to 6,464,948.09, 9,697,470.71 and 2,869,748.51
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Solution
The fourth proportional to 6,464,948.09, 9,697,470.71 and 2,869,748.51 is: 4,304,644.32
Step by Step Solution
- Step 1: Write the proportion equation
6,464,948.09 : 9,697,470.71 = 2,869,748.51 : x - Step 2: Convert to fraction form
6,464,948.09/9,697,470.71 = 2,869,748.51/x - Step 3: Cross multiply
6,464,948.09x = 9,697,470.71 × 2,869,748.51 - Step 4: Simplify right side
6,464,948.09x = 27,829,302,057,955.05 - Step 5: Solve for x
x = 27,829,302,057,955.05/6,464,948.09 - Step 6: Final answer
x = 4,304,644.32
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1.5x scale
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.