Home / 7,345,400.58-10,136,410.20-4,037,705.91

Finding the Fourth Proportional to 7,345,400.58, 10,136,410.20 and 4,037,705.91

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Solution

The fourth proportional to 7,345,400.58, 10,136,410.20 and 4,037,705.91 is: 5,571,900.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345,400.58 : 10,136,410.20 = 4,037,705.91 : x
  2. Step 2: Convert to fraction form
    7,345,400.58/10,136,410.20 = 4,037,705.91/x
  3. Step 3: Cross multiply
    7,345,400.58x = 10,136,410.20 × 4,037,705.91
  4. Step 4: Simplify right side
    7,345,400.58x = 40,927,843,370,724.28
  5. Step 5: Solve for x
    x = 40,927,843,370,724.28/7,345,400.58
  6. Step 6: Final answer
    x = 5,571,900.80

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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.