Home / 43,864,859.28-65,811,985.56-15,130,828.56

Finding the Fourth Proportional to 43,864,859.28, 65,811,985.56 and 15,130,828.56

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Solution

The fourth proportional to 43,864,859.28, 65,811,985.56 and 15,130,828.56 is: 22,701,312.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,864,859.28 : 65,811,985.56 = 15,130,828.56 : x
  2. Step 2: Convert to fraction form
    43,864,859.28/65,811,985.56 = 15,130,828.56/x
  3. Step 3: Cross multiply
    43,864,859.28x = 65,811,985.56 × 15,130,828.56
  4. Step 4: Simplify right side
    43,864,859.28x = 995,789,870,701,555.62
  5. Step 5: Solve for x
    x = 995,789,870,701,555.62/43,864,859.28
  6. Step 6: Final answer
    x = 22,701,312.33

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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.