Home / 28,659,477-39,550,080.76-15,606,732

Finding the Fourth Proportional to 28,659,477, 39,550,080.76 and 15,606,732

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Solution

The fourth proportional to 28,659,477, 39,550,080.76 and 15,606,732 is: 21,537,291.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,659,477 : 39,550,080.76 = 15,606,732 : x
  2. Step 2: Convert to fraction form
    28,659,477/39,550,080.76 = 15,606,732/x
  3. Step 3: Cross multiply
    28,659,477x = 39,550,080.76 × 15,606,732
  4. Step 4: Simplify right side
    28,659,477x = 617,247,510,960,659.50
  5. Step 5: Solve for x
    x = 617,247,510,960,659.50/28,659,477
  6. Step 6: Final answer
    x = 21,537,291.52

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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.