Home / 38,848,007.60-58,272,011.40-20,932,103.60

Finding the Fourth Proportional to 38,848,007.60, 58,272,011.40 and 20,932,103.60

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Solution

The fourth proportional to 38,848,007.60, 58,272,011.40 and 20,932,103.60 is: 31,398,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,848,007.60 : 58,272,011.40 = 20,932,103.60 : x
  2. Step 2: Convert to fraction form
    38,848,007.60/58,272,011.40 = 20,932,103.60/x
  3. Step 3: Cross multiply
    38,848,007.60x = 58,272,011.40 × 20,932,103.60
  4. Step 4: Simplify right side
    38,848,007.60x = 1,219,755,779,605,181
  5. Step 5: Solve for x
    x = 1,219,755,779,605,181/38,848,007.60
  6. Step 6: Final answer
    x = 31,398,155.40

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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.