Home / 28,868,489.28-43,297,501.32-11,595,994.20

Finding the Fourth Proportional to 28,868,489.28, 43,297,501.32 and 11,595,994.20

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Solution

The fourth proportional to 28,868,489.28, 43,297,501.32 and 11,595,994.20 is: 17,391,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,868,489.28 : 43,297,501.32 = 11,595,994.20 : x
  2. Step 2: Convert to fraction form
    28,868,489.28/43,297,501.32 = 11,595,994.20/x
  3. Step 3: Cross multiply
    28,868,489.28x = 43,297,501.32 × 11,595,994.20
  4. Step 4: Simplify right side
    28,868,489.28x = 502,077,574,181,212.31
  5. Step 5: Solve for x
    x = 502,077,574,181,212.31/28,868,489.28
  6. Step 6: Final answer
    x = 17,391,889.45

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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.