Home / 10,144,189.44-13,999,340.16-5,560,509.60

Finding the Fourth Proportional to 10,144,189.44, 13,999,340.16 and 5,560,509.60

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Solution

The fourth proportional to 10,144,189.44, 13,999,340.16 and 5,560,509.60 is: 7,673,699.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144,189.44 : 13,999,340.16 = 5,560,509.60 : x
  2. Step 2: Convert to fraction form
    10,144,189.44/13,999,340.16 = 5,560,509.60/x
  3. Step 3: Cross multiply
    10,144,189.44x = 13,999,340.16 × 5,560,509.60
  4. Step 4: Simplify right side
    10,144,189.44x = 77,843,465,353,345.53
  5. Step 5: Solve for x
    x = 77,843,465,353,345.53/10,144,189.44
  6. Step 6: Final answer
    x = 7,673,699.89

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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.