Home / 9,135,451.56-12,607,451.88-5,005,490.70

Finding the Fourth Proportional to 9,135,451.56, 12,607,451.88 and 5,005,490.70

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Solution

The fourth proportional to 9,135,451.56, 12,607,451.88 and 5,005,490.70 is: 6,907,866.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135,451.56 : 12,607,451.88 = 5,005,490.70 : x
  2. Step 2: Convert to fraction form
    9,135,451.56/12,607,451.88 = 5,005,490.70/x
  3. Step 3: Cross multiply
    9,135,451.56x = 12,607,451.88 × 5,005,490.70
  4. Step 4: Simplify right side
    9,135,451.56x = 63,106,483,136,037.52
  5. Step 5: Solve for x
    x = 63,106,483,136,037.52/9,135,451.56
  6. Step 6: Final answer
    x = 6,907,866.87

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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.