Home / 28,266,132.60-42,399,198.90-26,376,564.60

Finding the Fourth Proportional to 28,266,132.60, 42,399,198.90 and 26,376,564.60

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Solution

The fourth proportional to 28,266,132.60, 42,399,198.90 and 26,376,564.60 is: 39,564,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,266,132.60 : 42,399,198.90 = 26,376,564.60 : x
  2. Step 2: Convert to fraction form
    28,266,132.60/42,399,198.90 = 26,376,564.60/x
  3. Step 3: Cross multiply
    28,266,132.60x = 42,399,198.90 × 26,376,564.60
  4. Step 4: Simplify right side
    28,266,132.60x = 1,118,345,208,774,099
  5. Step 5: Solve for x
    x = 1,118,345,208,774,099/28,266,132.60
  6. Step 6: Final answer
    x = 39,564,846.90

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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.