Home / 16,915,029.40-23,342,752.32-9,180,071.56

Finding the Fourth Proportional to 16,915,029.40, 23,342,752.32 and 9,180,071.56

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Solution

The fourth proportional to 16,915,029.40, 23,342,752.32 and 9,180,071.56 is: 12,668,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,029.40 : 23,342,752.32 = 9,180,071.56 : x
  2. Step 2: Convert to fraction form
    16,915,029.40/23,342,752.32 = 9,180,071.56/x
  3. Step 3: Cross multiply
    16,915,029.40x = 23,342,752.32 × 9,180,071.56
  4. Step 4: Simplify right side
    16,915,029.40x = 214,288,136,704,956.03
  5. Step 5: Solve for x
    x = 214,288,136,704,956.03/16,915,029.40
  6. Step 6: Final answer
    x = 12,668,505.13

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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.