Home / 21,765,700.80-32,673,693.60-11,688,004.80

Finding the Fourth Proportional to 21,765,700.80, 32,673,693.60 and 11,688,004.80

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Solution

The fourth proportional to 21,765,700.80, 32,673,693.60 and 11,688,004.80 is: 17,545,508.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,765,700.80 : 32,673,693.60 = 11,688,004.80 : x
  2. Step 2: Convert to fraction form
    21,765,700.80/32,673,693.60 = 11,688,004.80/x
  3. Step 3: Cross multiply
    21,765,700.80x = 32,673,693.60 × 11,688,004.80
  4. Step 4: Simplify right side
    21,765,700.80x = 381,890,287,630,529.31
  5. Step 5: Solve for x
    x = 381,890,287,630,529.31/21,765,700.80
  6. Step 6: Final answer
    x = 17,545,508.46

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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.