Finding the Fourth Proportional to 6,345,378.84, 8,756,646.30 and 3,444,775.32
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Solution
The fourth proportional to 6,345,378.84, 8,756,646.30 and 3,444,775.32 is: 4,753,802.70
Step by Step Solution
- Step 1: Write the proportion equation
6,345,378.84 : 8,756,646.30 = 3,444,775.32 : x - Step 2: Convert to fraction form
6,345,378.84/8,756,646.30 = 3,444,775.32/x - Step 3: Cross multiply
6,345,378.84x = 8,756,646.30 × 3,444,775.32 - Step 4: Simplify right side
6,345,378.84x = 30,164,679,060,209.32 - Step 5: Solve for x
x = 30,164,679,060,209.32/6,345,378.84 - Step 6: Final answer
x = 4,753,802.70
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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.