Home / 10,292,131.44-15,418,710.72-6,870,099.60

Finding the Fourth Proportional to 10,292,131.44, 15,418,710.72 and 6,870,099.60

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Solution

The fourth proportional to 10,292,131.44, 15,418,710.72 and 6,870,099.60 is: 10,292,142.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292,131.44 : 15,418,710.72 = 6,870,099.60 : x
  2. Step 2: Convert to fraction form
    10,292,131.44/15,418,710.72 = 6,870,099.60/x
  3. Step 3: Cross multiply
    10,292,131.44x = 15,418,710.72 × 6,870,099.60
  4. Step 4: Simplify right side
    10,292,131.44x = 105,928,078,349,987.70
  5. Step 5: Solve for x
    x = 105,928,078,349,987.70/10,292,131.44
  6. Step 6: Final answer
    x = 10,292,142.01

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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.