Home / 58,362,731.60-87,542,701.34-18,970,935.64

Finding the Fourth Proportional to 58,362,731.60, 87,542,701.34 and 18,970,935.64

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Solution

The fourth proportional to 58,362,731.60, 87,542,701.34 and 18,970,935.64 is: 28,455,949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,362,731.60 : 87,542,701.34 = 18,970,935.64 : x
  2. Step 2: Convert to fraction form
    58,362,731.60/87,542,701.34 = 18,970,935.64/x
  3. Step 3: Cross multiply
    58,362,731.60x = 87,542,701.34 × 18,970,935.64
  4. Step 4: Simplify right side
    58,362,731.60x = 1,660,766,952,872,882
  5. Step 5: Solve for x
    x = 1,660,766,952,872,882/58,362,731.60
  6. Step 6: Final answer
    x = 28,455,949.67

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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.