Home / 69,581,573.34-96,019,940.55-38,643,735.52

Finding the Fourth Proportional to 69,581,573.34, 96,019,940.55 and 38,643,735.52

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Solution

The fourth proportional to 69,581,573.34, 96,019,940.55 and 38,643,735.52 is: 53,326,894.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,581,573.34 : 96,019,940.55 = 38,643,735.52 : x
  2. Step 2: Convert to fraction form
    69,581,573.34/96,019,940.55 = 38,643,735.52/x
  3. Step 3: Cross multiply
    69,581,573.34x = 96,019,940.55 × 38,643,735.52
  4. Step 4: Simplify right side
    69,581,573.34x = 3,710,569,187,260,323.50
  5. Step 5: Solve for x
    x = 3,710,569,187,260,323.50/69,581,573.34
  6. Step 6: Final answer
    x = 53,326,894.02

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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.