Home / 26,357,010.06-39,561,018-12,719,756.50

Finding the Fourth Proportional to 26,357,010.06, 39,561,018 and 12,719,756.50

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Solution

The fourth proportional to 26,357,010.06, 39,561,018 and 12,719,756.50 is: 19,091,942.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,357,010.06 : 39,561,018 = 12,719,756.50 : x
  2. Step 2: Convert to fraction form
    26,357,010.06/39,561,018 = 12,719,756.50/x
  3. Step 3: Cross multiply
    26,357,010.06x = 39,561,018 × 12,719,756.50
  4. Step 4: Simplify right side
    26,357,010.06x = 503,206,515,852,117
  5. Step 5: Solve for x
    x = 503,206,515,852,117/26,357,010.06
  6. Step 6: Final answer
    x = 19,091,942.32

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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.