Home / 34,134,186.21-51,201,328.59-13,939,428.21

Finding the Fourth Proportional to 34,134,186.21, 51,201,328.59 and 13,939,428.21

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Solution

The fourth proportional to 34,134,186.21, 51,201,328.59 and 13,939,428.21 is: 20,909,162.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,134,186.21 : 51,201,328.59 = 13,939,428.21 : x
  2. Step 2: Convert to fraction form
    34,134,186.21/51,201,328.59 = 13,939,428.21/x
  3. Step 3: Cross multiply
    34,134,186.21x = 51,201,328.59 × 13,939,428.21
  4. Step 4: Simplify right side
    34,134,186.21x = 713,717,244,136,925.62
  5. Step 5: Solve for x
    x = 713,717,244,136,925.62/34,134,186.21
  6. Step 6: Final answer
    x = 20,909,162.44

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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.