Home / 10,859,007.60-16,288,511.40-8,024,655.60

Finding the Fourth Proportional to 10,859,007.60, 16,288,511.40 and 8,024,655.60

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Solution

The fourth proportional to 10,859,007.60, 16,288,511.40 and 8,024,655.60 is: 12,036,983.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859,007.60 : 16,288,511.40 = 8,024,655.60 : x
  2. Step 2: Convert to fraction form
    10,859,007.60/16,288,511.40 = 8,024,655.60/x
  3. Step 3: Cross multiply
    10,859,007.60x = 16,288,511.40 × 8,024,655.60
  4. Step 4: Simplify right side
    10,859,007.60x = 130,709,694,221,673.84
  5. Step 5: Solve for x
    x = 130,709,694,221,673.84/10,859,007.60
  6. Step 6: Final answer
    x = 12,036,983.40

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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.