Home / 26,001,012.35-39,001,518.53-13,246,428.35

Finding the Fourth Proportional to 26,001,012.35, 39,001,518.53 and 13,246,428.35

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Solution

The fourth proportional to 26,001,012.35, 39,001,518.53 and 13,246,428.35 is: 19,869,642.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,012.35 : 39,001,518.53 = 13,246,428.35 : x
  2. Step 2: Convert to fraction form
    26,001,012.35/39,001,518.53 = 13,246,428.35/x
  3. Step 3: Cross multiply
    26,001,012.35x = 39,001,518.53 × 13,246,428.35
  4. Step 4: Simplify right side
    26,001,012.35x = 516,630,820,682,610.12
  5. Step 5: Solve for x
    x = 516,630,820,682,610.12/26,001,012.35
  6. Step 6: Final answer
    x = 19,869,642.53

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Similar ratio
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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.