Home / 13,303,544.90-19,955,317.35-8,238,431.30

Finding the Fourth Proportional to 13,303,544.90, 19,955,317.35 and 8,238,431.30

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Solution

The fourth proportional to 13,303,544.90, 19,955,317.35 and 8,238,431.30 is: 12,357,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,544.90 : 19,955,317.35 = 8,238,431.30 : x
  2. Step 2: Convert to fraction form
    13,303,544.90/19,955,317.35 = 8,238,431.30/x
  3. Step 3: Cross multiply
    13,303,544.90x = 19,955,317.35 × 8,238,431.30
  4. Step 4: Simplify right side
    13,303,544.90x = 164,400,511,057,673.06
  5. Step 5: Solve for x
    x = 164,400,511,057,673.06/13,303,544.90
  6. Step 6: Final answer
    x = 12,357,646.95

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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.