Home / 51,475,116.19-77,212,609.07-13,136,631.16

Finding the Fourth Proportional to 51,475,116.19, 77,212,609.07 and 13,136,631.16

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Solution

The fourth proportional to 51,475,116.19, 77,212,609.07 and 13,136,631.16 is: 19,704,930.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,116.19 : 77,212,609.07 = 13,136,631.16 : x
  2. Step 2: Convert to fraction form
    51,475,116.19/77,212,609.07 = 13,136,631.16/x
  3. Step 3: Cross multiply
    51,475,116.19x = 77,212,609.07 × 13,136,631.16
  4. Step 4: Simplify right side
    51,475,116.19x = 1,014,313,566,051,984.88
  5. Step 5: Solve for x
    x = 1,014,313,566,051,984.88/51,475,116.19
  6. Step 6: Final answer
    x = 19,704,930.09

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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.