Home / 27,779,090.58-38,337,500.06-15,393,069.39

Finding the Fourth Proportional to 27,779,090.58, 38,337,500.06 and 15,393,069.39

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Solution

The fourth proportional to 27,779,090.58, 38,337,500.06 and 15,393,069.39 is: 21,243,740.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,779,090.58 : 38,337,500.06 = 15,393,069.39 : x
  2. Step 2: Convert to fraction form
    27,779,090.58/38,337,500.06 = 15,393,069.39/x
  3. Step 3: Cross multiply
    27,779,090.58x = 38,337,500.06 × 15,393,069.39
  4. Step 4: Simplify right side
    27,779,090.58x = 590,131,798,662,709.25
  5. Step 5: Solve for x
    x = 590,131,798,662,709.25/27,779,090.58
  6. Step 6: Final answer
    x = 21,243,740.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.