Finding the Fourth Proportional to 10,364,769.84, 15,440,779.48 and 9,898,432.08
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Solution
The fourth proportional to 10,364,769.84, 15,440,779.48 and 9,898,432.08 is: 14,746,058.94
Step by Step Solution
- Step 1: Write the proportion equation
10,364,769.84 : 15,440,779.48 = 9,898,432.08 : x - Step 2: Convert to fraction form
10,364,769.84/15,440,779.48 = 9,898,432.08/x - Step 3: Cross multiply
10,364,769.84x = 15,440,779.48 × 9,898,432.08 - Step 4: Simplify right side
10,364,769.84x = 152,839,506,945,037.72 - Step 5: Solve for x
x = 152,839,506,945,037.72/10,364,769.84 - Step 6: Final answer
x = 14,746,058.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.