Home / 31,162,410.60-46,746,272.70-8,136,400.20

Finding the Fourth Proportional to 31,162,410.60, 46,746,272.70 and 8,136,400.20

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Solution

The fourth proportional to 31,162,410.60, 46,746,272.70 and 8,136,400.20 is: 12,205,293.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,162,410.60 : 46,746,272.70 = 8,136,400.20 : x
  2. Step 2: Convert to fraction form
    31,162,410.60/46,746,272.70 = 8,136,400.20/x
  3. Step 3: Cross multiply
    31,162,410.60x = 46,746,272.70 × 8,136,400.20
  4. Step 4: Simplify right side
    31,162,410.60x = 380,346,382,545,534.56
  5. Step 5: Solve for x
    x = 380,346,382,545,534.56/31,162,410.60
  6. Step 6: Final answer
    x = 12,205,293.98

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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.