Home / 69,581,568.36-96,019,933.70-38,643,730.54

Finding the Fourth Proportional to 69,581,568.36, 96,019,933.70 and 38,643,730.54

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Solution

The fourth proportional to 69,581,568.36, 96,019,933.70 and 38,643,730.54 is: 53,326,887.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,581,568.36 : 96,019,933.70 = 38,643,730.54 : x
  2. Step 2: Convert to fraction form
    69,581,568.36/96,019,933.70 = 38,643,730.54/x
  3. Step 3: Cross multiply
    69,581,568.36x = 96,019,933.70 × 38,643,730.54
  4. Step 4: Simplify right side
    69,581,568.36x = 3,710,568,444,178,246
  5. Step 5: Solve for x
    x = 3,710,568,444,178,246/69,581,568.36
  6. Step 6: Final answer
    x = 53,326,887.16

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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.