Home / 64,065,173.28-96,114,140.56-18,626,967.78

Finding the Fourth Proportional to 64,065,173.28, 96,114,140.56 and 18,626,967.78

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Solution

The fourth proportional to 64,065,173.28, 96,114,140.56 and 18,626,967.78 is: 27,945,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,065,173.28 : 96,114,140.56 = 18,626,967.78 : x
  2. Step 2: Convert to fraction form
    64,065,173.28/96,114,140.56 = 18,626,967.78/x
  3. Step 3: Cross multiply
    64,065,173.28x = 96,114,140.56 × 18,626,967.78
  4. Step 4: Simplify right side
    64,065,173.28x = 1,790,314,999,413,511.25
  5. Step 5: Solve for x
    x = 1,790,314,999,413,511.25/64,065,173.28
  6. Step 6: Final answer
    x = 27,945,214.35

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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.