Finding the Fourth Proportional to 19,648,276.22, 29,334,262.93 and 15,013,003.53
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Solution
The fourth proportional to 19,648,276.22, 29,334,262.93 and 15,013,003.53 is: 22,413,945.53
Step by Step Solution
- Step 1: Write the proportion equation
19,648,276.22 : 29,334,262.93 = 15,013,003.53 : x - Step 2: Convert to fraction form
19,648,276.22/29,334,262.93 = 15,013,003.53/x - Step 3: Cross multiply
19,648,276.22x = 29,334,262.93 × 15,013,003.53 - Step 4: Simplify right side
19,648,276.22x = 440,395,392,990,509.06 - Step 5: Solve for x
x = 440,395,392,990,509.06/19,648,276.22 - Step 6: Final answer
x = 22,413,945.53
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.