Home / 27,980,882.90-38,613,697.52-16,222,430.93

Finding the Fourth Proportional to 27,980,882.90, 38,613,697.52 and 16,222,430.93

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Solution

The fourth proportional to 27,980,882.90, 38,613,697.52 and 16,222,430.93 is: 22,387,000.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,980,882.90 : 38,613,697.52 = 16,222,430.93 : x
  2. Step 2: Convert to fraction form
    27,980,882.90/38,613,697.52 = 16,222,430.93/x
  3. Step 3: Cross multiply
    27,980,882.90x = 38,613,697.52 × 16,222,430.93
  4. Step 4: Simplify right side
    27,980,882.90x = 626,408,040,695,931.75
  5. Step 5: Solve for x
    x = 626,408,040,695,931.75/27,980,882.90
  6. Step 6: Final answer
    x = 22,387,000.54

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1.5x scale

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.