Finding the Fourth Proportional to 52,813,262.93, 79,163,981.98 and 17,765,011.94
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Solution
The fourth proportional to 52,813,262.93, 79,163,981.98 and 17,765,011.94 is: 26,628,710.42
Step by Step Solution
- Step 1: Write the proportion equation
52,813,262.93 : 79,163,981.98 = 17,765,011.94 : x - Step 2: Convert to fraction form
52,813,262.93/79,163,981.98 = 17,765,011.94/x - Step 3: Cross multiply
52,813,262.93x = 79,163,981.98 × 17,765,011.94 - Step 4: Simplify right side
52,813,262.93x = 1,406,349,084,652,412.50 - Step 5: Solve for x
x = 1,406,349,084,652,412.50/52,813,262.93 - Step 6: Final answer
x = 26,628,710.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.