Home / 55,285,405.60-82,928,108.40-26,526,647.20

Finding the Fourth Proportional to 55,285,405.60, 82,928,108.40 and 26,526,647.20

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Solution

The fourth proportional to 55,285,405.60, 82,928,108.40 and 26,526,647.20 is: 39,789,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,285,405.60 : 82,928,108.40 = 26,526,647.20 : x
  2. Step 2: Convert to fraction form
    55,285,405.60/82,928,108.40 = 26,526,647.20/x
  3. Step 3: Cross multiply
    55,285,405.60x = 82,928,108.40 × 26,526,647.20
  4. Step 4: Simplify right side
    55,285,405.60x = 2,199,804,674,490,156.50
  5. Step 5: Solve for x
    x = 2,199,804,674,490,156.50/55,285,405.60
  6. Step 6: Final answer
    x = 39,789,970.80

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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.