Home / 37,637,859.81-51,941,141.96-21,119,206.49

Finding the Fourth Proportional to 37,637,859.81, 51,941,141.96 and 21,119,206.49

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Solution

The fourth proportional to 37,637,859.81, 51,941,141.96 and 21,119,206.49 is: 29,145,007.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,637,859.81 : 51,941,141.96 = 21,119,206.49 : x
  2. Step 2: Convert to fraction form
    37,637,859.81/51,941,141.96 = 21,119,206.49/x
  3. Step 3: Cross multiply
    37,637,859.81x = 51,941,141.96 × 21,119,206.49
  4. Step 4: Simplify right side
    37,637,859.81x = 1,096,955,702,379,643.25
  5. Step 5: Solve for x
    x = 1,096,955,702,379,643.25/37,637,859.81
  6. Step 6: Final answer
    x = 29,145,007.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.