Home / 31,604,358.21-43,617,553.88-17,854,208.07

Finding the Fourth Proportional to 31,604,358.21, 43,617,553.88 and 17,854,208.07

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Solution

The fourth proportional to 31,604,358.21, 43,617,553.88 and 17,854,208.07 is: 24,640,806.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,604,358.21 : 43,617,553.88 = 17,854,208.07 : x
  2. Step 2: Convert to fraction form
    31,604,358.21/43,617,553.88 = 17,854,208.07/x
  3. Step 3: Cross multiply
    31,604,358.21x = 43,617,553.88 × 17,854,208.07
  4. Step 4: Simplify right side
    31,604,358.21x = 778,756,882,477,955.88
  5. Step 5: Solve for x
    x = 778,756,882,477,955.88/31,604,358.21
  6. Step 6: Final answer
    x = 24,640,806.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.