Home / 7,695,356.96-10,619,905.20-4,257,542

Finding the Fourth Proportional to 7,695,356.96, 10,619,905.20 and 4,257,542

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Solution

The fourth proportional to 7,695,356.96, 10,619,905.20 and 4,257,542 is: 5,875,580.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695,356.96 : 10,619,905.20 = 4,257,542 : x
  2. Step 2: Convert to fraction form
    7,695,356.96/10,619,905.20 = 4,257,542/x
  3. Step 3: Cross multiply
    7,695,356.96x = 10,619,905.20 × 4,257,542
  4. Step 4: Simplify right side
    7,695,356.96x = 45,214,692,425,018.40
  5. Step 5: Solve for x
    x = 45,214,692,425,018.40/7,695,356.96
  6. Step 6: Final answer
    x = 5,875,580.91

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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.