Home / 28,066,860.70-42,100,291.05-26,507,967.10

Finding the Fourth Proportional to 28,066,860.70, 42,100,291.05 and 26,507,967.10

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Solution

The fourth proportional to 28,066,860.70, 42,100,291.05 and 26,507,967.10 is: 39,761,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,066,860.70 : 42,100,291.05 = 26,507,967.10 : x
  2. Step 2: Convert to fraction form
    28,066,860.70/42,100,291.05 = 26,507,967.10/x
  3. Step 3: Cross multiply
    28,066,860.70x = 42,100,291.05 × 26,507,967.10
  4. Step 4: Simplify right side
    28,066,860.70x = 1,115,993,130,053,824.50
  5. Step 5: Solve for x
    x = 1,115,993,130,053,824.50/28,066,860.70
  6. Step 6: Final answer
    x = 39,761,950.65

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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.