Finding the Fourth Proportional to 69,293,467.08, 95,623,827.12 and 38,352,972.06
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Solution
The fourth proportional to 69,293,467.08, 95,623,827.12 and 38,352,972.06 is: 52,926,460.81
Step by Step Solution
- Step 1: Write the proportion equation
69,293,467.08 : 95,623,827.12 = 38,352,972.06 : x - Step 2: Convert to fraction form
69,293,467.08/95,623,827.12 = 38,352,972.06/x - Step 3: Cross multiply
69,293,467.08x = 95,623,827.12 × 38,352,972.06 - Step 4: Simplify right side
69,293,467.08x = 3,667,457,969,803,630.50 - Step 5: Solve for x
x = 3,667,457,969,803,630.50/69,293,467.08 - Step 6: Final answer
x = 52,926,460.81
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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.