Home / 10,257,411.52-15,372,526.56-5,454,759.52

Finding the Fourth Proportional to 10,257,411.52, 15,372,526.56 and 5,454,759.52

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Solution

The fourth proportional to 10,257,411.52, 15,372,526.56 and 5,454,759.52 is: 8,174,911.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257,411.52 : 15,372,526.56 = 5,454,759.52 : x
  2. Step 2: Convert to fraction form
    10,257,411.52/15,372,526.56 = 5,454,759.52/x
  3. Step 3: Cross multiply
    10,257,411.52x = 15,372,526.56 × 5,454,759.52
  4. Step 4: Simplify right side
    10,257,411.52x = 83,853,435,599,612.84
  5. Step 5: Solve for x
    x = 83,853,435,599,612.84/10,257,411.52
  6. Step 6: Final answer
    x = 8,174,911.91

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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.