Finding the Fourth Proportional to 19,908,276.18, 29,831,993.76 and 13,407,313.62
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Solution
The fourth proportional to 19,908,276.18, 29,831,993.76 and 13,407,313.62 is: 20,090,483.61
Step by Step Solution
- Step 1: Write the proportion equation
19,908,276.18 : 29,831,993.76 = 13,407,313.62 : x - Step 2: Convert to fraction form
19,908,276.18/29,831,993.76 = 13,407,313.62/x - Step 3: Cross multiply
19,908,276.18x = 29,831,993.76 × 13,407,313.62 - Step 4: Simplify right side
19,908,276.18x = 399,966,896,250,203 - Step 5: Solve for x
x = 399,966,896,250,203/19,908,276.18 - Step 6: Final answer
x = 20,090,483.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.