Home / 39,670,296.96-54,742,008.04-22,263,279.17

Finding the Fourth Proportional to 39,670,296.96, 54,742,008.04 and 22,263,279.17

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Solution

The fourth proportional to 39,670,296.96, 54,742,008.04 and 22,263,279.17 is: 30,721,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,670,296.96 : 54,742,008.04 = 22,263,279.17 : x
  2. Step 2: Convert to fraction form
    39,670,296.96/54,742,008.04 = 22,263,279.17/x
  3. Step 3: Cross multiply
    39,670,296.96x = 54,742,008.04 × 22,263,279.17
  4. Step 4: Simplify right side
    39,670,296.96x = 1,218,736,606,991,536.25
  5. Step 5: Solve for x
    x = 1,218,736,606,991,536.25/39,670,296.96
  6. Step 6: Final answer
    x = 30,721,640.63

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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.