Home / 69,891,105.77-96,450,018.21-38,528,466.29

Finding the Fourth Proportional to 69,891,105.77, 96,450,018.21 and 38,528,466.29

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Solution

The fourth proportional to 69,891,105.77, 96,450,018.21 and 38,528,466.29 is: 53,169,444.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,891,105.77 : 96,450,018.21 = 38,528,466.29 : x
  2. Step 2: Convert to fraction form
    69,891,105.77/96,450,018.21 = 38,528,466.29/x
  3. Step 3: Cross multiply
    69,891,105.77x = 96,450,018.21 × 38,528,466.29
  4. Step 4: Simplify right side
    69,891,105.77x = 3,716,071,275,514,995.50
  5. Step 5: Solve for x
    x = 3,716,071,275,514,995.50/69,891,105.77
  6. Step 6: Final answer
    x = 53,169,444.59

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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.