Home / 55,285,416.60-82,928,124.90-26,526,658.20

Finding the Fourth Proportional to 55,285,416.60, 82,928,124.90 and 26,526,658.20

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Solution

The fourth proportional to 55,285,416.60, 82,928,124.90 and 26,526,658.20 is: 39,789,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,285,416.60 : 82,928,124.90 = 26,526,658.20 : x
  2. Step 2: Convert to fraction form
    55,285,416.60/82,928,124.90 = 26,526,658.20/x
  3. Step 3: Cross multiply
    55,285,416.60x = 82,928,124.90 × 26,526,658.20
  4. Step 4: Simplify right side
    55,285,416.60x = 2,199,806,024,389,209.25
  5. Step 5: Solve for x
    x = 2,199,806,024,389,209.25/55,285,416.60
  6. Step 6: Final answer
    x = 39,789,987.30

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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.