Home / 21,590,917.20-32,381,710.20-9,460,357.20

Finding the Fourth Proportional to 21,590,917.20, 32,381,710.20 and 9,460,357.20

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Solution

The fourth proportional to 21,590,917.20, 32,381,710.20 and 9,460,357.20 is: 14,188,491.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,590,917.20 : 32,381,710.20 = 9,460,357.20 : x
  2. Step 2: Convert to fraction form
    21,590,917.20/32,381,710.20 = 9,460,357.20/x
  3. Step 3: Cross multiply
    21,590,917.20x = 32,381,710.20 × 9,460,357.20
  4. Step 4: Simplify right side
    21,590,917.20x = 306,342,545,238,883.44
  5. Step 5: Solve for x
    x = 306,342,545,238,883.44/21,590,917.20
  6. Step 6: Final answer
    x = 14,188,491.50

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1.5x scale

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.