Home / 19,963,276.80-29,955,283.20-9,325,708.80

Finding the Fourth Proportional to 19,963,276.80, 29,955,283.20 and 9,325,708.80

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Solution

The fourth proportional to 19,963,276.80, 29,955,283.20 and 9,325,708.80 is: 13,993,406.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963,276.80 : 29,955,283.20 = 9,325,708.80 : x
  2. Step 2: Convert to fraction form
    19,963,276.80/29,955,283.20 = 9,325,708.80/x
  3. Step 3: Cross multiply
    19,963,276.80x = 29,955,283.20 × 9,325,708.80
  4. Step 4: Simplify right side
    19,963,276.80x = 279,354,248,144,732.19
  5. Step 5: Solve for x
    x = 279,354,248,144,732.19/19,963,276.80
  6. Step 6: Final answer
    x = 13,993,406.54

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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.