Finding the Fourth Proportional to 7,053,209.68, 9,603,214.24 and 7,030,814.80
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Solution
The fourth proportional to 7,053,209.68, 9,603,214.24 and 7,030,814.80 is: 9,572,722.76
Step by Step Solution
- Step 1: Write the proportion equation
7,053,209.68 : 9,603,214.24 = 7,030,814.80 : x - Step 2: Convert to fraction form
7,053,209.68/9,603,214.24 = 7,030,814.80/x - Step 3: Cross multiply
7,053,209.68x = 9,603,214.24 × 7,030,814.80 - Step 4: Simplify right side
7,053,209.68x = 67,518,420,806,162.75 - Step 5: Solve for x
x = 67,518,420,806,162.75/7,053,209.68 - Step 6: Final answer
x = 9,572,722.76
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.