Finding the Fourth Proportional to 29,035,299.99, 40,069,772.10 and 15,803,837.68
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Solution
The fourth proportional to 29,035,299.99, 40,069,772.10 and 15,803,837.68 is: 21,809,871.93
Step by Step Solution
- Step 1: Write the proportion equation
29,035,299.99 : 40,069,772.10 = 15,803,837.68 : x - Step 2: Convert to fraction form
29,035,299.99/40,069,772.10 = 15,803,837.68/x - Step 3: Cross multiply
29,035,299.99x = 40,069,772.10 × 15,803,837.68 - Step 4: Simplify right side
29,035,299.99x = 633,256,174,241,807.12 - Step 5: Solve for x
x = 633,256,174,241,807.12/29,035,299.99 - Step 6: Final answer
x = 21,809,871.93
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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.