Home / 26,907,005.10-40,360,507.65-18,829,101.90

Finding the Fourth Proportional to 26,907,005.10, 40,360,507.65 and 18,829,101.90

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Solution

The fourth proportional to 26,907,005.10, 40,360,507.65 and 18,829,101.90 is: 28,243,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907,005.10 : 40,360,507.65 = 18,829,101.90 : x
  2. Step 2: Convert to fraction form
    26,907,005.10/40,360,507.65 = 18,829,101.90/x
  3. Step 3: Cross multiply
    26,907,005.10x = 40,360,507.65 × 18,829,101.90
  4. Step 4: Simplify right side
    26,907,005.10x = 759,952,111,277,579.50
  5. Step 5: Solve for x
    x = 759,952,111,277,579.50/26,907,005.10
  6. Step 6: Final answer
    x = 28,243,652.85

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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.