Home / 16,401,871.20-24,602,806.80-15,207,477.60

Finding the Fourth Proportional to 16,401,871.20, 24,602,806.80 and 15,207,477.60

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Solution

The fourth proportional to 16,401,871.20, 24,602,806.80 and 15,207,477.60 is: 22,811,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,401,871.20 : 24,602,806.80 = 15,207,477.60 : x
  2. Step 2: Convert to fraction form
    16,401,871.20/24,602,806.80 = 15,207,477.60/x
  3. Step 3: Cross multiply
    16,401,871.20x = 24,602,806.80 × 15,207,477.60
  4. Step 4: Simplify right side
    16,401,871.20x = 374,146,633,308,127.69
  5. Step 5: Solve for x
    x = 374,146,633,308,127.69/16,401,871.20
  6. Step 6: Final answer
    x = 22,811,216.40

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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.