Home / 11,153,544.40-16,742,758.20-10,422,600.40

Finding the Fourth Proportional to 11,153,544.40, 16,742,758.20 and 10,422,600.40

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Solution

The fourth proportional to 11,153,544.40, 16,742,758.20 and 10,422,600.40 is: 15,645,526.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153,544.40 : 16,742,758.20 = 10,422,600.40 : x
  2. Step 2: Convert to fraction form
    11,153,544.40/16,742,758.20 = 10,422,600.40/x
  3. Step 3: Cross multiply
    11,153,544.40x = 16,742,758.20 × 10,422,600.40
  4. Step 4: Simplify right side
    11,153,544.40x = 174,503,078,312,423.28
  5. Step 5: Solve for x
    x = 174,503,078,312,423.28/11,153,544.40
  6. Step 6: Final answer
    x = 15,645,526.84

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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.