Home / 13,773,087.90-20,660,409.45-4,188,779.10

Finding the Fourth Proportional to 13,773,087.90, 20,660,409.45 and 4,188,779.10

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Solution

The fourth proportional to 13,773,087.90, 20,660,409.45 and 4,188,779.10 is: 6,283,405.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773,087.90 : 20,660,409.45 = 4,188,779.10 : x
  2. Step 2: Convert to fraction form
    13,773,087.90/20,660,409.45 = 4,188,779.10/x
  3. Step 3: Cross multiply
    13,773,087.90x = 20,660,409.45 × 4,188,779.10
  4. Step 4: Simplify right side
    13,773,087.90x = 86,541,891,301,602.50
  5. Step 5: Solve for x
    x = 86,541,891,301,602.50/13,773,087.90
  6. Step 6: Final answer
    x = 6,283,405.14

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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.