Home / 53,347,561.38-73,619,172.81-28,901,217.06

Finding the Fourth Proportional to 53,347,561.38, 73,619,172.81 and 28,901,217.06

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Solution

The fourth proportional to 53,347,561.38, 73,619,172.81 and 28,901,217.06 is: 39,883,429.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,347,561.38 : 73,619,172.81 = 28,901,217.06 : x
  2. Step 2: Convert to fraction form
    53,347,561.38/73,619,172.81 = 28,901,217.06/x
  3. Step 3: Cross multiply
    53,347,561.38x = 73,619,172.81 × 28,901,217.06
  4. Step 4: Simplify right side
    53,347,561.38x = 2,127,683,693,159,460
  5. Step 5: Solve for x
    x = 2,127,683,693,159,460/53,347,561.38
  6. Step 6: Final answer
    x = 39,883,429.31

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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.