Finding the Fourth Proportional to 32,307,547.20, 48,461,320.80 and 19,552,963.20
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Solution
The fourth proportional to 32,307,547.20, 48,461,320.80 and 19,552,963.20 is: 29,329,444.80
Step by Step Solution
- Step 1: Write the proportion equation
32,307,547.20 : 48,461,320.80 = 19,552,963.20 : x - Step 2: Convert to fraction form
32,307,547.20/48,461,320.80 = 19,552,963.20/x - Step 3: Cross multiply
32,307,547.20x = 48,461,320.80 × 19,552,963.20 - Step 4: Simplify right side
32,307,547.20x = 947,562,422,225,794.50 - Step 5: Solve for x
x = 947,562,422,225,794.50/32,307,547.20 - Step 6: Final answer
x = 29,329,444.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.