Home / 20,712,515.39-31,059,768.17-5,937,356.48

Finding the Fourth Proportional to 20,712,515.39, 31,059,768.17 and 5,937,356.48

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Solution

The fourth proportional to 20,712,515.39, 31,059,768.17 and 5,937,356.48 is: 8,903,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,712,515.39 : 31,059,768.17 = 5,937,356.48 : x
  2. Step 2: Convert to fraction form
    20,712,515.39/31,059,768.17 = 5,937,356.48/x
  3. Step 3: Cross multiply
    20,712,515.39x = 31,059,768.17 × 5,937,356.48
  4. Step 4: Simplify right side
    20,712,515.39x = 184,412,915,626,461.59
  5. Step 5: Solve for x
    x = 184,412,915,626,461.59/20,712,515.39
  6. Step 6: Final answer
    x = 8,903,453.40

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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.