Finding the Fourth Proportional to 23,378,914.86, 32,263,898.89 and 13,065,637.65
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Solution
The fourth proportional to 23,378,914.86, 32,263,898.89 and 13,065,637.65 is: 18,031,136.80
Step by Step Solution
- Step 1: Write the proportion equation
23,378,914.86 : 32,263,898.89 = 13,065,637.65 : x - Step 2: Convert to fraction form
23,378,914.86/32,263,898.89 = 13,065,637.65/x - Step 3: Cross multiply
23,378,914.86x = 32,263,898.89 × 13,065,637.65 - Step 4: Simplify right side
23,378,914.86x = 421,548,412,186,301 - Step 5: Solve for x
x = 421,548,412,186,301/23,378,914.86 - Step 6: Final answer
x = 18,031,136.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.