Home / 26,209,810.20-39,314,715.30-13,455,226.20

Finding the Fourth Proportional to 26,209,810.20, 39,314,715.30 and 13,455,226.20

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Solution

The fourth proportional to 26,209,810.20, 39,314,715.30 and 13,455,226.20 is: 20,182,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,209,810.20 : 39,314,715.30 = 13,455,226.20 : x
  2. Step 2: Convert to fraction form
    26,209,810.20/39,314,715.30 = 13,455,226.20/x
  3. Step 3: Cross multiply
    26,209,810.20x = 39,314,715.30 × 13,455,226.20
  4. Step 4: Simplify right side
    26,209,810.20x = 528,988,387,350,100.81
  5. Step 5: Solve for x
    x = 528,988,387,350,100.81/26,209,810.20
  6. Step 6: Final answer
    x = 20,182,839.30

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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.