Home / 28,073,997.40-42,110,996.10-26,373,386.20

Finding the Fourth Proportional to 28,073,997.40, 42,110,996.10 and 26,373,386.20

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Solution

The fourth proportional to 28,073,997.40, 42,110,996.10 and 26,373,386.20 is: 39,560,079.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,073,997.40 : 42,110,996.10 = 26,373,386.20 : x
  2. Step 2: Convert to fraction form
    28,073,997.40/42,110,996.10 = 26,373,386.20/x
  3. Step 3: Cross multiply
    28,073,997.40x = 42,110,996.10 × 26,373,386.20
  4. Step 4: Simplify right side
    28,073,997.40x = 1,110,609,563,411,993.88
  5. Step 5: Solve for x
    x = 1,110,609,563,411,993.88/28,073,997.40
  6. Step 6: Final answer
    x = 39,560,079.30

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1.5x scale

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.