Home / 18,081,115-24,952,139.43-10,640,421.58

Finding the Fourth Proportional to 18,081,115, 24,952,139.43 and 10,640,421.58

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Solution

The fourth proportional to 18,081,115, 24,952,139.43 and 10,640,421.58 is: 14,683,899.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081,115 : 24,952,139.43 = 10,640,421.58 : x
  2. Step 2: Convert to fraction form
    18,081,115/24,952,139.43 = 10,640,421.58/x
  3. Step 3: Cross multiply
    18,081,115x = 24,952,139.43 × 10,640,421.58
  4. Step 4: Simplify right side
    18,081,115x = 265,501,282,858,140.91
  5. Step 5: Solve for x
    x = 265,501,282,858,140.91/18,081,115
  6. Step 6: Final answer
    x = 14,683,899.91

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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.