Home / 13,062,787.20-19,594,180.80-9,703,555.20

Finding the Fourth Proportional to 13,062,787.20, 19,594,180.80 and 9,703,555.20

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Solution

The fourth proportional to 13,062,787.20, 19,594,180.80 and 9,703,555.20 is: 14,555,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062,787.20 : 19,594,180.80 = 9,703,555.20 : x
  2. Step 2: Convert to fraction form
    13,062,787.20/19,594,180.80 = 9,703,555.20/x
  3. Step 3: Cross multiply
    13,062,787.20x = 19,594,180.80 × 9,703,555.20
  4. Step 4: Simplify right side
    13,062,787.20x = 190,133,214,991,580.16
  5. Step 5: Solve for x
    x = 190,133,214,991,580.16/13,062,787.20
  6. Step 6: Final answer
    x = 14,555,332.80

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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.