Home / 56,535,486.74-84,816,863.38-19,642,007.01

Finding the Fourth Proportional to 56,535,486.74, 84,816,863.38 and 19,642,007.01

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Solution

The fourth proportional to 56,535,486.74, 84,816,863.38 and 19,642,007.01 is: 29,467,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,535,486.74 : 84,816,863.38 = 19,642,007.01 : x
  2. Step 2: Convert to fraction form
    56,535,486.74/84,816,863.38 = 19,642,007.01/x
  3. Step 3: Cross multiply
    56,535,486.74x = 84,816,863.38 × 19,642,007.01
  4. Step 4: Simplify right side
    56,535,486.74x = 1,665,973,425,076,172.25
  5. Step 5: Solve for x
    x = 1,665,973,425,076,172.25/56,535,486.74
  6. Step 6: Final answer
    x = 29,467,747.10

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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.