Home / 51,475,116.96-77,212,610.24-13,136,631.93

Finding the Fourth Proportional to 51,475,116.96, 77,212,610.24 and 13,136,631.93

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Solution

The fourth proportional to 51,475,116.96, 77,212,610.24 and 13,136,631.93 is: 19,704,931.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,116.96 : 77,212,610.24 = 13,136,631.93 : x
  2. Step 2: Convert to fraction form
    51,475,116.96/77,212,610.24 = 13,136,631.93/x
  3. Step 3: Cross multiply
    51,475,116.96x = 77,212,610.24 × 13,136,631.93
  4. Step 4: Simplify right side
    51,475,116.96x = 1,014,313,641,011,745.75
  5. Step 5: Solve for x
    x = 1,014,313,641,011,745.75/51,475,116.96
  6. Step 6: Final answer
    x = 19,704,931.25

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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.