Home / 13,346,029.80-18,417,383.10-7,465,587.48

Finding the Fourth Proportional to 13,346,029.80, 18,417,383.10 and 7,465,587.48

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Solution

The fourth proportional to 13,346,029.80, 18,417,383.10 and 7,465,587.48 is: 10,302,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346,029.80 : 18,417,383.10 = 7,465,587.48 : x
  2. Step 2: Convert to fraction form
    13,346,029.80/18,417,383.10 = 7,465,587.48/x
  3. Step 3: Cross multiply
    13,346,029.80x = 18,417,383.10 × 7,465,587.48
  4. Step 4: Simplify right side
    13,346,029.80x = 137,496,584,685,723.61
  5. Step 5: Solve for x
    x = 137,496,584,685,723.61/13,346,029.80
  6. Step 6: Final answer
    x = 10,302,433.51

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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.