Home / 42,668,987.34-58,883,357.64-23,089,873.68

Finding the Fourth Proportional to 42,668,987.34, 58,883,357.64 and 23,089,873.68

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Solution

The fourth proportional to 42,668,987.34, 58,883,357.64 and 23,089,873.68 is: 31,864,109.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,668,987.34 : 58,883,357.64 = 23,089,873.68 : x
  2. Step 2: Convert to fraction form
    42,668,987.34/58,883,357.64 = 23,089,873.68/x
  3. Step 3: Cross multiply
    42,668,987.34x = 58,883,357.64 × 23,089,873.68
  4. Step 4: Simplify right side
    42,668,987.34x = 1,359,609,289,761,863
  5. Step 5: Solve for x
    x = 1,359,609,289,761,863/42,668,987.34
  6. Step 6: Final answer
    x = 31,864,109.61

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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.