Finding the Fourth Proportional to 9,829,244.96, 13,564,493.84 and 5,478,210.08
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Solution
The fourth proportional to 9,829,244.96, 13,564,493.84 and 5,478,210.08 is: 7,560,005.59
Step by Step Solution
- Step 1: Write the proportion equation
9,829,244.96 : 13,564,493.84 = 5,478,210.08 : x - Step 2: Convert to fraction form
9,829,244.96/13,564,493.84 = 5,478,210.08/x - Step 3: Cross multiply
9,829,244.96x = 13,564,493.84 × 5,478,210.08 - Step 4: Simplify right side
9,829,244.96x = 74,309,146,884,385.91 - Step 5: Solve for x
x = 74,309,146,884,385.91/9,829,244.96 - Step 6: Final answer
x = 7,560,005.59
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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.