Home / 35,896,129.69-49,535,986.15-21,956,460.81

Finding the Fourth Proportional to 35,896,129.69, 49,535,986.15 and 21,956,460.81

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Solution

The fourth proportional to 35,896,129.69, 49,535,986.15 and 21,956,460.81 is: 30,299,504.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,896,129.69 : 49,535,986.15 = 21,956,460.81 : x
  2. Step 2: Convert to fraction form
    35,896,129.69/49,535,986.15 = 21,956,460.81/x
  3. Step 3: Cross multiply
    35,896,129.69x = 49,535,986.15 × 21,956,460.81
  4. Step 4: Simplify right side
    35,896,129.69x = 1,087,634,938,587,177.62
  5. Step 5: Solve for x
    x = 1,087,634,938,587,177.62/35,896,129.69
  6. Step 6: Final answer
    x = 30,299,504.37

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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.