Home / 28,266,067.60-42,399,101.40-26,376,499.60

Finding the Fourth Proportional to 28,266,067.60, 42,399,101.40 and 26,376,499.60

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Solution

The fourth proportional to 28,266,067.60, 42,399,101.40 and 26,376,499.60 is: 39,564,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,266,067.60 : 42,399,101.40 = 26,376,499.60 : x
  2. Step 2: Convert to fraction form
    28,266,067.60/42,399,101.40 = 26,376,499.60/x
  3. Step 3: Cross multiply
    28,266,067.60x = 42,399,101.40 × 26,376,499.60
  4. Step 4: Simplify right side
    28,266,067.60x = 1,118,339,881,117,459.50
  5. Step 5: Solve for x
    x = 1,118,339,881,117,459.50/28,266,067.60
  6. Step 6: Final answer
    x = 39,564,749.40

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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.