Home / 78,615,527.60-117,923,291.40-24,028,007.60

Finding the Fourth Proportional to 78,615,527.60, 117,923,291.40 and 24,028,007.60

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Solution

The fourth proportional to 78,615,527.60, 117,923,291.40 and 24,028,007.60 is: 36,042,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,615,527.60 : 117,923,291.40 = 24,028,007.60 : x
  2. Step 2: Convert to fraction form
    78,615,527.60/117,923,291.40 = 24,028,007.60/x
  3. Step 3: Cross multiply
    78,615,527.60x = 117,923,291.40 × 24,028,007.60
  4. Step 4: Simplify right side
    78,615,527.60x = 2,833,461,741,976,215
  5. Step 5: Solve for x
    x = 2,833,461,741,976,215/78,615,527.60
  6. Step 6: Final answer
    x = 36,042,011.40

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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.