Home / 15,317,856.20-22,953,164.70-13,286,570.60

Finding the Fourth Proportional to 15,317,856.20, 22,953,164.70 and 13,286,570.60

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Solution

The fourth proportional to 15,317,856.20, 22,953,164.70 and 13,286,570.60 is: 19,909,368.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,317,856.20 : 22,953,164.70 = 13,286,570.60 : x
  2. Step 2: Convert to fraction form
    15,317,856.20/22,953,164.70 = 13,286,570.60/x
  3. Step 3: Cross multiply
    15,317,856.20x = 22,953,164.70 × 13,286,570.60
  4. Step 4: Simplify right side
    15,317,856.20x = 304,968,843,279,977.81
  5. Step 5: Solve for x
    x = 304,968,843,279,977.81/15,317,856.20
  6. Step 6: Final answer
    x = 19,909,368.47

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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.