Home / 19,477,763.20-29,216,644.80-9,377,948.80

Finding the Fourth Proportional to 19,477,763.20, 29,216,644.80 and 9,377,948.80

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Solution

The fourth proportional to 19,477,763.20, 29,216,644.80 and 9,377,948.80 is: 14,066,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,477,763.20 : 29,216,644.80 = 9,377,948.80 : x
  2. Step 2: Convert to fraction form
    19,477,763.20/29,216,644.80 = 9,377,948.80/x
  3. Step 3: Cross multiply
    19,477,763.20x = 29,216,644.80 × 9,377,948.80
  4. Step 4: Simplify right side
    19,477,763.20x = 273,992,199,042,186.28
  5. Step 5: Solve for x
    x = 273,992,199,042,186.28/19,477,763.20
  6. Step 6: Final answer
    x = 14,066,923.20

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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.