Home / 11,357,815.20-17,036,722.80-10,536,669.60

Finding the Fourth Proportional to 11,357,815.20, 17,036,722.80 and 10,536,669.60

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Solution

The fourth proportional to 11,357,815.20, 17,036,722.80 and 10,536,669.60 is: 15,805,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,357,815.20 : 17,036,722.80 = 10,536,669.60 : x
  2. Step 2: Convert to fraction form
    11,357,815.20/17,036,722.80 = 10,536,669.60/x
  3. Step 3: Cross multiply
    11,357,815.20x = 17,036,722.80 × 10,536,669.60
  4. Step 4: Simplify right side
    11,357,815.20x = 179,510,319,210,386.88
  5. Step 5: Solve for x
    x = 179,510,319,210,386.88/11,357,815.20
  6. Step 6: Final answer
    x = 15,805,004.40

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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.