Home / 12,962,637.51-19,443,962.75-3,377,991.75

Finding the Fourth Proportional to 12,962,637.51, 19,443,962.75 and 3,377,991.75

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Solution

The fourth proportional to 12,962,637.51, 19,443,962.75 and 3,377,991.75 is: 5,066,989.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962,637.51 : 19,443,962.75 = 3,377,991.75 : x
  2. Step 2: Convert to fraction form
    12,962,637.51/19,443,962.75 = 3,377,991.75/x
  3. Step 3: Cross multiply
    12,962,637.51x = 19,443,962.75 × 3,377,991.75
  4. Step 4: Simplify right side
    12,962,637.51x = 65,681,545,756,807.31
  5. Step 5: Solve for x
    x = 65,681,545,756,807.31/12,962,637.51
  6. Step 6: Final answer
    x = 5,066,989.31

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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.