Home / 30,802,215.81-46,136,900.37-28,991,226.81

Finding the Fourth Proportional to 30,802,215.81, 46,136,900.37 and 28,991,226.81

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Solution

The fourth proportional to 30,802,215.81, 46,136,900.37 and 28,991,226.81 is: 43,424,322.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802,215.81 : 46,136,900.37 = 28,991,226.81 : x
  2. Step 2: Convert to fraction form
    30,802,215.81/46,136,900.37 = 28,991,226.81/x
  3. Step 3: Cross multiply
    30,802,215.81x = 46,136,900.37 × 28,991,226.81
  4. Step 4: Simplify right side
    30,802,215.81x = 1,337,565,342,937,042.75
  5. Step 5: Solve for x
    x = 1,337,565,342,937,042.75/30,802,215.81
  6. Step 6: Final answer
    x = 43,424,322.17

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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.