Home / 13,051,213.04-18,010,173.30-7,250,359.52

Finding the Fourth Proportional to 13,051,213.04, 18,010,173.30 and 7,250,359.52

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Solution

The fourth proportional to 13,051,213.04, 18,010,173.30 and 7,250,359.52 is: 10,005,217.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051,213.04 : 18,010,173.30 = 7,250,359.52 : x
  2. Step 2: Convert to fraction form
    13,051,213.04/18,010,173.30 = 7,250,359.52/x
  3. Step 3: Cross multiply
    13,051,213.04x = 18,010,173.30 × 7,250,359.52
  4. Step 4: Simplify right side
    13,051,213.04x = 130,580,231,442,504.81
  5. Step 5: Solve for x
    x = 130,580,231,442,504.81/13,051,213.04
  6. Step 6: Final answer
    x = 10,005,217.99

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1.5x scale

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.