Home / 22,032,508.47-30,395,429.33-13,758,205.57

Finding the Fourth Proportional to 22,032,508.47, 30,395,429.33 and 13,758,205.57

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Solution

The fourth proportional to 22,032,508.47, 30,395,429.33 and 13,758,205.57 is: 18,980,433.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032,508.47 : 30,395,429.33 = 13,758,205.57 : x
  2. Step 2: Convert to fraction form
    22,032,508.47/30,395,429.33 = 13,758,205.57/x
  3. Step 3: Cross multiply
    22,032,508.47x = 30,395,429.33 × 13,758,205.57
  4. Step 4: Simplify right side
    22,032,508.47x = 418,186,565,214,131.94
  5. Step 5: Solve for x
    x = 418,186,565,214,131.94/22,032,508.47
  6. Step 6: Final answer
    x = 18,980,433.66

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1.5x scale

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.