Home / 27,129,934.80-40,742,141.40-14,375,350.80

Finding the Fourth Proportional to 27,129,934.80, 40,742,141.40 and 14,375,350.80

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Solution

The fourth proportional to 27,129,934.80, 40,742,141.40 and 14,375,350.80 is: 21,588,056.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129,934.80 : 40,742,141.40 = 14,375,350.80 : x
  2. Step 2: Convert to fraction form
    27,129,934.80/40,742,141.40 = 14,375,350.80/x
  3. Step 3: Cross multiply
    27,129,934.80x = 40,742,141.40 × 14,375,350.80
  4. Step 4: Simplify right side
    27,129,934.80x = 585,682,574,968,203.12
  5. Step 5: Solve for x
    x = 585,682,574,968,203.12/27,129,934.80
  6. Step 6: Final answer
    x = 21,588,056.86

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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.