Home / 10,947,009.40-16,420,514.10-6,468,033.40

Finding the Fourth Proportional to 10,947,009.40, 16,420,514.10 and 6,468,033.40

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Solution

The fourth proportional to 10,947,009.40, 16,420,514.10 and 6,468,033.40 is: 9,702,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,947,009.40 : 16,420,514.10 = 6,468,033.40 : x
  2. Step 2: Convert to fraction form
    10,947,009.40/16,420,514.10 = 6,468,033.40/x
  3. Step 3: Cross multiply
    10,947,009.40x = 16,420,514.10 × 6,468,033.40
  4. Step 4: Simplify right side
    10,947,009.40x = 106,208,433,643,970.94
  5. Step 5: Solve for x
    x = 106,208,433,643,970.94/10,947,009.40
  6. Step 6: Final answer
    x = 9,702,050.10

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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.