Home / 19,788,051.30-29,682,076.95-7,009,847.70

Finding the Fourth Proportional to 19,788,051.30, 29,682,076.95 and 7,009,847.70

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Solution

The fourth proportional to 19,788,051.30, 29,682,076.95 and 7,009,847.70 is: 10,514,771.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788,051.30 : 29,682,076.95 = 7,009,847.70 : x
  2. Step 2: Convert to fraction form
    19,788,051.30/29,682,076.95 = 7,009,847.70/x
  3. Step 3: Cross multiply
    19,788,051.30x = 29,682,076.95 × 7,009,847.70
  4. Step 4: Simplify right side
    19,788,051.30x = 208,066,838,839,180.50
  5. Step 5: Solve for x
    x = 208,066,838,839,180.50/19,788,051.30
  6. Step 6: Final answer
    x = 10,514,771.55

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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.