Home / 10,856,729.40-16,285,094.10-9,262,406.40

Finding the Fourth Proportional to 10,856,729.40, 16,285,094.10 and 9,262,406.40

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Solution

The fourth proportional to 10,856,729.40, 16,285,094.10 and 9,262,406.40 is: 13,893,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,729.40 : 16,285,094.10 = 9,262,406.40 : x
  2. Step 2: Convert to fraction form
    10,856,729.40/16,285,094.10 = 9,262,406.40/x
  3. Step 3: Cross multiply
    10,856,729.40x = 16,285,094.10 × 9,262,406.40
  4. Step 4: Simplify right side
    10,856,729.40x = 150,839,159,816,442.25
  5. Step 5: Solve for x
    x = 150,839,159,816,442.25/10,856,729.40
  6. Step 6: Final answer
    x = 13,893,609.60

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1.5x scale

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.