Home / 14,031,809.55-21,047,714.33-5,509,313.55

Finding the Fourth Proportional to 14,031,809.55, 21,047,714.33 and 5,509,313.55

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Solution

The fourth proportional to 14,031,809.55, 21,047,714.33 and 5,509,313.55 is: 8,263,970.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031,809.55 : 21,047,714.33 = 5,509,313.55 : x
  2. Step 2: Convert to fraction form
    14,031,809.55/21,047,714.33 = 5,509,313.55/x
  3. Step 3: Cross multiply
    14,031,809.55x = 21,047,714.33 × 5,509,313.55
  4. Step 4: Simplify right side
    14,031,809.55x = 115,958,457,727,251.59
  5. Step 5: Solve for x
    x = 115,958,457,727,251.59/14,031,809.55
  6. Step 6: Final answer
    x = 8,263,970.33

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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.