Home / 15,752,005.10-23,628,007.65-13,400,542.70

Finding the Fourth Proportional to 15,752,005.10, 23,628,007.65 and 13,400,542.70

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Solution

The fourth proportional to 15,752,005.10, 23,628,007.65 and 13,400,542.70 is: 20,100,814.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,752,005.10 : 23,628,007.65 = 13,400,542.70 : x
  2. Step 2: Convert to fraction form
    15,752,005.10/23,628,007.65 = 13,400,542.70/x
  3. Step 3: Cross multiply
    15,752,005.10x = 23,628,007.65 × 13,400,542.70
  4. Step 4: Simplify right side
    15,752,005.10x = 316,628,125,429,751.62
  5. Step 5: Solve for x
    x = 316,628,125,429,751.62/15,752,005.10
  6. Step 6: Final answer
    x = 20,100,814.05

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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.