Home / 68,727,828.60-103,089,410.10-17,610,348.60

Finding the Fourth Proportional to 68,727,828.60, 103,089,410.10 and 17,610,348.60

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Solution

The fourth proportional to 68,727,828.60, 103,089,410.10 and 17,610,348.60 is: 26,414,925.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,727,828.60 : 103,089,410.10 = 17,610,348.60 : x
  2. Step 2: Convert to fraction form
    68,727,828.60/103,089,410.10 = 17,610,348.60/x
  3. Step 3: Cross multiply
    68,727,828.60x = 103,089,410.10 × 17,610,348.60
  4. Step 4: Simplify right side
    68,727,828.60x = 1,815,440,448,829,361
  5. Step 5: Solve for x
    x = 1,815,440,448,829,361/68,727,828.60
  6. Step 6: Final answer
    x = 26,414,925.16

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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.