Home / 38,686,041.08-53,387,176.86-22,165,834.28

Finding the Fourth Proportional to 38,686,041.08, 53,387,176.86 and 22,165,834.28

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Solution

The fourth proportional to 38,686,041.08, 53,387,176.86 and 22,165,834.28 is: 30,589,103.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,686,041.08 : 53,387,176.86 = 22,165,834.28 : x
  2. Step 2: Convert to fraction form
    38,686,041.08/53,387,176.86 = 22,165,834.28/x
  3. Step 3: Cross multiply
    38,686,041.08x = 53,387,176.86 × 22,165,834.28
  4. Step 4: Simplify right side
    38,686,041.08x = 1,183,371,314,955,810.75
  5. Step 5: Solve for x
    x = 1,183,371,314,955,810.75/38,686,041.08
  6. Step 6: Final answer
    x = 30,589,103.51

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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.