Home / 21,535,681.74-32,291,410.41-7,151,051.58

Finding the Fourth Proportional to 21,535,681.74, 32,291,410.41 and 7,151,051.58

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Solution

The fourth proportional to 21,535,681.74, 32,291,410.41 and 7,151,051.58 is: 10,722,555.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,535,681.74 : 32,291,410.41 = 7,151,051.58 : x
  2. Step 2: Convert to fraction form
    21,535,681.74/32,291,410.41 = 7,151,051.58/x
  3. Step 3: Cross multiply
    21,535,681.74x = 32,291,410.41 × 7,151,051.58
  4. Step 4: Simplify right side
    21,535,681.74x = 230,917,541,432,858.94
  5. Step 5: Solve for x
    x = 230,917,541,432,858.94/21,535,681.74
  6. Step 6: Final answer
    x = 10,722,555.44

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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.