Home / 51,475,127.96-77,212,626.68-13,136,642.94

Finding the Fourth Proportional to 51,475,127.96, 77,212,626.68 and 13,136,642.94

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Solution

The fourth proportional to 51,475,127.96, 77,212,626.68 and 13,136,642.94 is: 19,704,947.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,127.96 : 77,212,626.68 = 13,136,642.94 : x
  2. Step 2: Convert to fraction form
    51,475,127.96/77,212,626.68 = 13,136,642.94/x
  3. Step 3: Cross multiply
    51,475,127.96x = 77,212,626.68 × 13,136,642.94
  4. Step 4: Simplify right side
    51,475,127.96x = 1,014,314,707,154,677.75
  5. Step 5: Solve for x
    x = 1,014,314,707,154,677.75/51,475,127.96
  6. Step 6: Final answer
    x = 19,704,947.76

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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.