Home / 31,104,039.40-46,656,059.10-28,080,730.60

Finding the Fourth Proportional to 31,104,039.40, 46,656,059.10 and 28,080,730.60

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Solution

The fourth proportional to 31,104,039.40, 46,656,059.10 and 28,080,730.60 is: 42,121,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,039.40 : 46,656,059.10 = 28,080,730.60 : x
  2. Step 2: Convert to fraction form
    31,104,039.40/46,656,059.10 = 28,080,730.60/x
  3. Step 3: Cross multiply
    31,104,039.40x = 46,656,059.10 × 28,080,730.60
  4. Step 4: Simplify right side
    31,104,039.40x = 1,310,136,226,444,778.50
  5. Step 5: Solve for x
    x = 1,310,136,226,444,778.50/31,104,039.40
  6. Step 6: Final answer
    x = 42,121,095.90

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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.