Home / 18,437,793.90-27,673,421.40-9,346,216.20

Finding the Fourth Proportional to 18,437,793.90, 27,673,421.40 and 9,346,216.20

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Solution

The fourth proportional to 18,437,793.90, 27,673,421.40 and 9,346,216.20 is: 14,027,805.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,437,793.90 : 27,673,421.40 = 9,346,216.20 : x
  2. Step 2: Convert to fraction form
    18,437,793.90/27,673,421.40 = 9,346,216.20/x
  3. Step 3: Cross multiply
    18,437,793.90x = 27,673,421.40 × 9,346,216.20
  4. Step 4: Simplify right side
    18,437,793.90x = 258,641,779,398,106.66
  5. Step 5: Solve for x
    x = 258,641,779,398,106.66/18,437,793.90
  6. Step 6: Final answer
    x = 14,027,805.11

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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.