Home / 72,616,752.30-108,925,128.45-26,558,532.30

Finding the Fourth Proportional to 72,616,752.30, 108,925,128.45 and 26,558,532.30

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Solution

The fourth proportional to 72,616,752.30, 108,925,128.45 and 26,558,532.30 is: 39,837,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,616,752.30 : 108,925,128.45 = 26,558,532.30 : x
  2. Step 2: Convert to fraction form
    72,616,752.30/108,925,128.45 = 26,558,532.30/x
  3. Step 3: Cross multiply
    72,616,752.30x = 108,925,128.45 × 26,558,532.30
  4. Step 4: Simplify right side
    72,616,752.30x = 2,892,891,542,220,974
  5. Step 5: Solve for x
    x = 2,892,891,542,220,974/72,616,752.30
  6. Step 6: Final answer
    x = 39,837,798.45

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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.