Home / 31,162,521.60-46,746,439.20-8,136,511.20

Finding the Fourth Proportional to 31,162,521.60, 46,746,439.20 and 8,136,511.20

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Solution

The fourth proportional to 31,162,521.60, 46,746,439.20 and 8,136,511.20 is: 12,205,460.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,162,521.60 : 46,746,439.20 = 8,136,511.20 : x
  2. Step 2: Convert to fraction form
    31,162,521.60/46,746,439.20 = 8,136,511.20/x
  3. Step 3: Cross multiply
    31,162,521.60x = 46,746,439.20 × 8,136,511.20
  4. Step 4: Simplify right side
    31,162,521.60x = 380,352,926,110,919.06
  5. Step 5: Solve for x
    x = 380,352,926,110,919.06/31,162,521.60
  6. Step 6: Final answer
    x = 12,205,460.49

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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.