Home / 69,034,856.48-103,525,366.80-25,880,538.32

Finding the Fourth Proportional to 69,034,856.48, 103,525,366.80 and 25,880,538.32

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Solution

The fourth proportional to 69,034,856.48, 103,525,366.80 and 25,880,538.32 is: 38,810,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,034,856.48 : 103,525,366.80 = 25,880,538.32 : x
  2. Step 2: Convert to fraction form
    69,034,856.48/103,525,366.80 = 25,880,538.32/x
  3. Step 3: Cross multiply
    69,034,856.48x = 103,525,366.80 × 25,880,538.32
  4. Step 4: Simplify right side
    69,034,856.48x = 2,679,292,222,559,455.50
  5. Step 5: Solve for x
    x = 2,679,292,222,559,455.50/69,034,856.48
  6. Step 6: Final answer
    x = 38,810,716.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.