Finding the Fourth Proportional to 62,540,931.36, 93,823,796.80 and 19,408,293.76
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Solution
The fourth proportional to 62,540,931.36, 93,823,796.80 and 19,408,293.76 is: 29,116,288.65
Step by Step Solution
- Step 1: Write the proportion equation
62,540,931.36 : 93,823,796.80 = 19,408,293.76 : x - Step 2: Convert to fraction form
62,540,931.36/93,823,796.80 = 19,408,293.76/x - Step 3: Cross multiply
62,540,931.36x = 93,823,796.80 × 19,408,293.76 - Step 4: Simplify right side
62,540,931.36x = 1,820,959,809,972,948 - Step 5: Solve for x
x = 1,820,959,809,972,948/62,540,931.36 - Step 6: Final answer
x = 29,116,288.65
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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.