Finding the Fourth Proportional to 10,209,579.84, 15,316,752.06 and 3,385,653.84
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Solution
The fourth proportional to 10,209,579.84, 15,316,752.06 and 3,385,653.84 is: 5,079,270.77
Step by Step Solution
- Step 1: Write the proportion equation
10,209,579.84 : 15,316,752.06 = 3,385,653.84 : x - Step 2: Convert to fraction form
10,209,579.84/15,316,752.06 = 3,385,653.84/x - Step 3: Cross multiply
10,209,579.84x = 15,316,752.06 × 3,385,653.84 - Step 4: Simplify right side
10,209,579.84x = 51,857,220,428,266.91 - Step 5: Solve for x
x = 51,857,220,428,266.91/10,209,579.84 - Step 6: Final answer
x = 5,079,270.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.