Home / 19,125,025.79-28,684,735.92-9,407,030.27

Finding the Fourth Proportional to 19,125,025.79, 28,684,735.92 and 9,407,030.27

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Solution

The fourth proportional to 19,125,025.79, 28,684,735.92 and 9,407,030.27 is: 14,109,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125,025.79 : 28,684,735.92 = 9,407,030.27 : x
  2. Step 2: Convert to fraction form
    19,125,025.79/28,684,735.92 = 9,407,030.27/x
  3. Step 3: Cross multiply
    19,125,025.79x = 28,684,735.92 × 9,407,030.27
  4. Step 4: Simplify right side
    19,125,025.79x = 269,838,178,942,972.66
  5. Step 5: Solve for x
    x = 269,838,178,942,972.66/19,125,025.79
  6. Step 6: Final answer
    x = 14,109,166.80

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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.