Home / 28,469,336.08-42,695,172.04-10,271,165.52

Finding the Fourth Proportional to 28,469,336.08, 42,695,172.04 and 10,271,165.52

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Solution

The fourth proportional to 28,469,336.08, 42,695,172.04 and 10,271,165.52 is: 15,403,561.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,336.08 : 42,695,172.04 = 10,271,165.52 : x
  2. Step 2: Convert to fraction form
    28,469,336.08/42,695,172.04 = 10,271,165.52/x
  3. Step 3: Cross multiply
    28,469,336.08x = 42,695,172.04 × 10,271,165.52
  4. Step 4: Simplify right side
    28,469,336.08x = 438,529,178,927,716.06
  5. Step 5: Solve for x
    x = 438,529,178,927,716.06/28,469,336.08
  6. Step 6: Final answer
    x = 15,403,561.84

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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.