Finding the Fourth Proportional to 14,130,153.04, 19,502,155.92 and 8,328,596.08
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Solution
The fourth proportional to 14,130,153.04, 19,502,155.92 and 8,328,596.08 is: 11,494,962.50
Step by Step Solution
- Step 1: Write the proportion equation
14,130,153.04 : 19,502,155.92 = 8,328,596.08 : x - Step 2: Convert to fraction form
14,130,153.04/19,502,155.92 = 8,328,596.08/x - Step 3: Cross multiply
14,130,153.04x = 19,502,155.92 × 8,328,596.08 - Step 4: Simplify right side
14,130,153.04x = 162,425,579,346,860.81 - Step 5: Solve for x
x = 162,425,579,346,860.81/14,130,153.04 - Step 6: Final answer
x = 11,494,962.50
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1.5x scale
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.